Finding the Fourth Proportional to 83,806.02, 125,540.68 and 38,764.26
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Solution
The fourth proportional to 83,806.02, 125,540.68 and 38,764.26 is: 58,068.52
Step by Step Solution
- Step 1: Write the proportion equation
83,806.02 : 125,540.68 = 38,764.26 : x - Step 2: Convert to fraction form
83,806.02/125,540.68 = 38,764.26/x - Step 3: Cross multiply
83,806.02x = 125,540.68 × 38,764.26 - Step 4: Simplify right side
83,806.02x = 4,866,491,560.10 - Step 5: Solve for x
x = 4,866,491,560.10/83,806.02 - Step 6: Final answer
x = 58,068.52
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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.