Finding the Fourth Proportional to 178,082.99, 245,761.14 and 101,614.53
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Solution
The fourth proportional to 178,082.99, 245,761.14 and 101,614.53 is: 140,231.83
Step by Step Solution
- Step 1: Write the proportion equation
178,082.99 : 245,761.14 = 101,614.53 : x - Step 2: Convert to fraction form
178,082.99/245,761.14 = 101,614.53/x - Step 3: Cross multiply
178,082.99x = 245,761.14 × 101,614.53 - Step 4: Simplify right side
178,082.99x = 24,972,902,733.36 - Step 5: Solve for x
x = 24,972,902,733.36/178,082.99 - Step 6: Final answer
x = 140,231.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.