Finding the Fourth Proportional to 173,446.56, 239,343.12 and 98,002.08
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Solution
The fourth proportional to 173,446.56, 239,343.12 and 98,002.08 is: 135,235.45
Step by Step Solution
- Step 1: Write the proportion equation
173,446.56 : 239,343.12 = 98,002.08 : x - Step 2: Convert to fraction form
173,446.56/239,343.12 = 98,002.08/x - Step 3: Cross multiply
173,446.56x = 239,343.12 × 98,002.08 - Step 4: Simplify right side
173,446.56x = 23,456,123,593.69 - Step 5: Solve for x
x = 23,456,123,593.69/173,446.56 - Step 6: Final answer
x = 135,235.45
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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.