Finding the Fourth Proportional to 157,360.80, 236,139.57 and 63,866.55
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Solution
The fourth proportional to 157,360.80, 236,139.57 and 63,866.55 is: 95,839.75
Step by Step Solution
- Step 1: Write the proportion equation
157,360.80 : 236,139.57 = 63,866.55 : x - Step 2: Convert to fraction form
157,360.80/236,139.57 = 63,866.55/x - Step 3: Cross multiply
157,360.80x = 236,139.57 × 63,866.55 - Step 4: Simplify right side
157,360.80x = 15,081,419,654.38 - Step 5: Solve for x
x = 15,081,419,654.38/157,360.80 - Step 6: Final answer
x = 95,839.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.