Finding the Fourth Proportional to 172,234.71, 237,691.99 and 95,755.06
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Solution
The fourth proportional to 172,234.71, 237,691.99 and 95,755.06 is: 132,146.48
Step by Step Solution
- Step 1: Write the proportion equation
172,234.71 : 237,691.99 = 95,755.06 : x - Step 2: Convert to fraction form
172,234.71/237,691.99 = 95,755.06/x - Step 3: Cross multiply
172,234.71x = 237,691.99 × 95,755.06 - Step 4: Simplify right side
172,234.71x = 22,760,210,763.97 - Step 5: Solve for x
x = 22,760,210,763.97/172,234.71 - Step 6: Final answer
x = 132,146.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.