Finding the Fourth Proportional to 83,287.71, 124,930.76 and 24,122.88
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Solution
The fourth proportional to 83,287.71, 124,930.76 and 24,122.88 is: 36,184.09
Step by Step Solution
- Step 1: Write the proportion equation
83,287.71 : 124,930.76 = 24,122.88 : x - Step 2: Convert to fraction form
83,287.71/124,930.76 = 24,122.88/x - Step 3: Cross multiply
83,287.71x = 124,930.76 × 24,122.88 - Step 4: Simplify right side
83,287.71x = 3,013,689,611.17 - Step 5: Solve for x
x = 3,013,689,611.17/83,287.71 - Step 6: Final answer
x = 36,184.09
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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.