Finding the Fourth Proportional to 182,306.87, 251,583.50 and 100,635.14
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Solution
The fourth proportional to 182,306.87, 251,583.50 and 100,635.14 is: 138,876.50
Step by Step Solution
- Step 1: Write the proportion equation
182,306.87 : 251,583.50 = 100,635.14 : x - Step 2: Convert to fraction form
182,306.87/251,583.50 = 100,635.14/x - Step 3: Cross multiply
182,306.87x = 251,583.50 × 100,635.14 - Step 4: Simplify right side
182,306.87x = 25,318,138,983.10 - Step 5: Solve for x
x = 25,318,138,983.10/182,306.87 - Step 6: Final answer
x = 138,876.50
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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.