Finding the Fourth Proportional to 88,411.76, 132,619.01 and 49,217.99
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Solution
The fourth proportional to 88,411.76, 132,619.01 and 49,217.99 is: 73,827.74
Step by Step Solution
- Step 1: Write the proportion equation
88,411.76 : 132,619.01 = 49,217.99 : x - Step 2: Convert to fraction form
88,411.76/132,619.01 = 49,217.99/x - Step 3: Cross multiply
88,411.76x = 132,619.01 × 49,217.99 - Step 4: Simplify right side
88,411.76x = 6,527,240,198.80 - Step 5: Solve for x
x = 6,527,240,198.80/88,411.76 - Step 6: Final answer
x = 73,827.74
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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.