Finding the Fourth Proportional to 71,399.98, 107,124.95 and 44,715.52
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Solution
The fourth proportional to 71,399.98, 107,124.95 and 44,715.52 is: 67,088.92
Step by Step Solution
- Step 1: Write the proportion equation
71,399.98 : 107,124.95 = 44,715.52 : x - Step 2: Convert to fraction form
71,399.98/107,124.95 = 44,715.52/x - Step 3: Cross multiply
71,399.98x = 107,124.95 × 44,715.52 - Step 4: Simplify right side
71,399.98x = 4,790,147,844.22 - Step 5: Solve for x
x = 4,790,147,844.22/71,399.98 - Step 6: Final answer
x = 67,088.92
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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.