Finding the Fourth Proportional to 86,586.48, 129,866.73 and 27,414.48
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Solution
The fourth proportional to 86,586.48, 129,866.73 and 27,414.48 is: 41,117.61
Step by Step Solution
- Step 1: Write the proportion equation
86,586.48 : 129,866.73 = 27,414.48 : x - Step 2: Convert to fraction form
86,586.48/129,866.73 = 27,414.48/x - Step 3: Cross multiply
86,586.48x = 129,866.73 × 27,414.48 - Step 4: Simplify right side
86,586.48x = 3,560,228,872.25 - Step 5: Solve for x
x = 3,560,228,872.25/86,586.48 - Step 6: Final answer
x = 41,117.61
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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.