Finding the Fourth Proportional to 86,694.96, 130,046.94 and 27,535.26
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Solution
The fourth proportional to 86,694.96, 130,046.94 and 27,535.26 is: 41,304.32
Step by Step Solution
- Step 1: Write the proportion equation
86,694.96 : 130,046.94 = 27,535.26 : x - Step 2: Convert to fraction form
86,694.96/130,046.94 = 27,535.26/x - Step 3: Cross multiply
86,694.96x = 130,046.94 × 27,535.26 - Step 4: Simplify right side
86,694.96x = 3,580,876,305.10 - Step 5: Solve for x
x = 3,580,876,305.10/86,694.96 - Step 6: Final answer
x = 41,304.32
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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.