Finding the Fourth Proportional to 57,132.65, 85,718.07 and 27,546.99
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Solution
The fourth proportional to 57,132.65, 85,718.07 and 27,546.99 is: 41,329.69
Step by Step Solution
- Step 1: Write the proportion equation
57,132.65 : 85,718.07 = 27,546.99 : x - Step 2: Convert to fraction form
57,132.65/85,718.07 = 27,546.99/x - Step 3: Cross multiply
57,132.65x = 85,718.07 × 27,546.99 - Step 4: Simplify right side
57,132.65x = 2,361,274,817.11 - Step 5: Solve for x
x = 2,361,274,817.11/57,132.65 - Step 6: Final answer
x = 41,329.69
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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.