Finding the Fourth Proportional to 83,580.12, 125,370.24 and 41,489.28
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Solution
The fourth proportional to 83,580.12, 125,370.24 and 41,489.28 is: 62,233.95
Step by Step Solution
- Step 1: Write the proportion equation
83,580.12 : 125,370.24 = 41,489.28 : x - Step 2: Convert to fraction form
83,580.12/125,370.24 = 41,489.28/x - Step 3: Cross multiply
83,580.12x = 125,370.24 × 41,489.28 - Step 4: Simplify right side
83,580.12x = 5,201,520,991.03 - Step 5: Solve for x
x = 5,201,520,991.03/83,580.12 - Step 6: Final answer
x = 62,233.95
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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.