Finding the Fourth Proportional to 83,812.28, 125,726.01 and 27,652.55
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Solution
The fourth proportional to 83,812.28, 125,726.01 and 27,652.55 is: 41,481.32
Step by Step Solution
- Step 1: Write the proportion equation
83,812.28 : 125,726.01 = 27,652.55 : x - Step 2: Convert to fraction form
83,812.28/125,726.01 = 27,652.55/x - Step 3: Cross multiply
83,812.28x = 125,726.01 × 27,652.55 - Step 4: Simplify right side
83,812.28x = 3,476,644,149.20 - Step 5: Solve for x
x = 3,476,644,149.20/83,812.28 - Step 6: Final answer
x = 41,481.32
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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.