Finding the Fourth Proportional to 92,572.97, 138,864.30 and 29,398.13
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Solution
The fourth proportional to 92,572.97, 138,864.30 and 29,398.13 is: 44,098.73
Step by Step Solution
- Step 1: Write the proportion equation
92,572.97 : 138,864.30 = 29,398.13 : x - Step 2: Convert to fraction form
92,572.97/138,864.30 = 29,398.13/x - Step 3: Cross multiply
92,572.97x = 138,864.30 × 29,398.13 - Step 4: Simplify right side
92,572.97x = 4,082,350,049.44 - Step 5: Solve for x
x = 4,082,350,049.44/92,572.97 - Step 6: Final answer
x = 44,098.73
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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.