Finding the Fourth Proportional to 102,853.62, 141,984.18 and 60,414.84
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Solution
The fourth proportional to 102,853.62, 141,984.18 and 60,414.84 is: 83,399.61
Step by Step Solution
- Step 1: Write the proportion equation
102,853.62 : 141,984.18 = 60,414.84 : x - Step 2: Convert to fraction form
102,853.62/141,984.18 = 60,414.84/x - Step 3: Cross multiply
102,853.62x = 141,984.18 × 60,414.84 - Step 4: Simplify right side
102,853.62x = 8,577,951,517.23 - Step 5: Solve for x
x = 8,577,951,517.23/102,853.62 - Step 6: Final answer
x = 83,399.61
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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.