Finding the Fourth Proportional to 247,405.32, 371,122.98 and 69,925.62
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Solution
The fourth proportional to 247,405.32, 371,122.98 and 69,925.62 is: 104,892.66
Step by Step Solution
- Step 1: Write the proportion equation
247,405.32 : 371,122.98 = 69,925.62 : x - Step 2: Convert to fraction form
247,405.32/371,122.98 = 69,925.62/x - Step 3: Cross multiply
247,405.32x = 371,122.98 × 69,925.62 - Step 4: Simplify right side
247,405.32x = 25,951,002,617.13 - Step 5: Solve for x
x = 25,951,002,617.13/247,405.32 - Step 6: Final answer
x = 104,892.66
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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.