Finding the Fourth Proportional to 247,326.60, 370,989.90 and 97,517.10
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Solution
The fourth proportional to 247,326.60, 370,989.90 and 97,517.10 is: 146,275.65
Step by Step Solution
- Step 1: Write the proportion equation
247,326.60 : 370,989.90 = 97,517.10 : x - Step 2: Convert to fraction form
247,326.60/370,989.90 = 97,517.10/x - Step 3: Cross multiply
247,326.60x = 370,989.90 × 97,517.10 - Step 4: Simplify right side
247,326.60x = 36,177,859,177.29 - Step 5: Solve for x
x = 36,177,859,177.29/247,326.60 - Step 6: Final answer
x = 146,275.65
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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.