Finding the Fourth Proportional to 83,761.26, 125,657.28 and 27,604.68
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Solution
The fourth proportional to 83,761.26, 125,657.28 and 27,604.68 is: 41,412.09
Step by Step Solution
- Step 1: Write the proportion equation
83,761.26 : 125,657.28 = 27,604.68 : x - Step 2: Convert to fraction form
83,761.26/125,657.28 = 27,604.68/x - Step 3: Cross multiply
83,761.26x = 125,657.28 × 27,604.68 - Step 4: Simplify right side
83,761.26x = 3,468,729,004.07 - Step 5: Solve for x
x = 3,468,729,004.07/83,761.26 - Step 6: Final answer
x = 41,412.09
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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.