Finding the Fourth Proportional to 206,753.97, 285,327.36 and 116,125.91
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Solution
The fourth proportional to 206,753.97, 285,327.36 and 116,125.91 is: 160,257.61
Step by Step Solution
- Step 1: Write the proportion equation
206,753.97 : 285,327.36 = 116,125.91 : x - Step 2: Convert to fraction form
206,753.97/285,327.36 = 116,125.91/x - Step 3: Cross multiply
206,753.97x = 285,327.36 × 116,125.91 - Step 4: Simplify right side
206,753.97x = 33,133,897,901.26 - Step 5: Solve for x
x = 33,133,897,901.26/206,753.97 - Step 6: Final answer
x = 160,257.61
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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.