Finding the Fourth Proportional to 102,791.97, 154,082.94 and 58,324.80
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Solution
The fourth proportional to 102,791.97, 154,082.94 and 58,324.80 is: 87,427.61
Step by Step Solution
- Step 1: Write the proportion equation
102,791.97 : 154,082.94 = 58,324.80 : x - Step 2: Convert to fraction form
102,791.97/154,082.94 = 58,324.80/x - Step 3: Cross multiply
102,791.97x = 154,082.94 × 58,324.80 - Step 4: Simplify right side
102,791.97x = 8,986,856,658.91 - Step 5: Solve for x
x = 8,986,856,658.91/102,791.97 - Step 6: Final answer
x = 87,427.61
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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.