Finding the Fourth Proportional to 71,600.20, 107,434.62 and 29,510.92
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Solution
The fourth proportional to 71,600.20, 107,434.62 and 29,510.92 is: 44,280.53
Step by Step Solution
- Step 1: Write the proportion equation
71,600.20 : 107,434.62 = 29,510.92 : x - Step 2: Convert to fraction form
71,600.20/107,434.62 = 29,510.92/x - Step 3: Cross multiply
71,600.20x = 107,434.62 × 29,510.92 - Step 4: Simplify right side
71,600.20x = 3,170,494,476.05 - Step 5: Solve for x
x = 3,170,494,476.05/71,600.20 - Step 6: Final answer
x = 44,280.53
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1.5x scale
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.