http://www.hughcalc.org/chol.php
Enter any three of the following numbers and the calculator will find the fourth missing value, and then it will tell you the ratios and how good they are. You can read the article from the American Heart Association on desired levels here. The articles on the Total Cholesterol/HDL and HDL/LDL ratios from eMedTV can be found here and here, and the article on triglycerides over HDL ratio is here.
Enjoy!
Total Cholesterol
mg/dL
HDL (High density lipoprotein)
mg/dL
LDL (Low density lipoprotein)
mg/dL
Triglycerides
mg/dL
Your Total Cholesterol of 147 is DESIRABLE
Your LDL of 64 is OPTIMAL
Your HDL of 67 is OPTIMAL
Your Triglyceride level of 82 is NORMAL
RATIOS:
Your Total Cholesterol/HDL ratio is: 2.19 - (preferably under 5.0, ideally under 3.5) IDEAL
Your HDL/LDL ratio is: 1.047 - (preferably over 0.3, ideally over 0.4) IDEAL
Your triglycerides/HDL ratio is: 1.224 - (preferably under 4, ideally under 2) IDEAL