Finding the Fourth Proportional to 247,693.95, 341,821.62 and 134,516.70
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Solution
The fourth proportional to 247,693.95, 341,821.62 and 134,516.70 is: 185,635.20
Step by Step Solution
- Step 1: Write the proportion equation
247,693.95 : 341,821.62 = 134,516.70 : x - Step 2: Convert to fraction form
247,693.95/341,821.62 = 134,516.70/x - Step 3: Cross multiply
247,693.95x = 341,821.62 × 134,516.70 - Step 4: Simplify right side
247,693.95x = 45,980,716,311.05 - Step 5: Solve for x
x = 45,980,716,311.05/247,693.95 - Step 6: Final answer
x = 185,635.20
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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.