Finding the Fourth Proportional to 167,378.27, 250,750.76 and 129,753.97
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Solution
The fourth proportional to 167,378.27, 250,750.76 and 129,753.97 is: 194,385.49
Step by Step Solution
- Step 1: Write the proportion equation
167,378.27 : 250,750.76 = 129,753.97 : x - Step 2: Convert to fraction form
167,378.27/250,750.76 = 129,753.97/x - Step 3: Cross multiply
167,378.27x = 250,750.76 × 129,753.97 - Step 4: Simplify right side
167,378.27x = 32,535,905,314.87 - Step 5: Solve for x
x = 32,535,905,314.87/167,378.27 - Step 6: Final answer
x = 194,385.49
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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.