Finding the Fourth Proportional to 237,343.75, 327,542.70 and 129,913.87
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Solution
The fourth proportional to 237,343.75, 327,542.70 and 129,913.87 is: 179,285.69
Step by Step Solution
- Step 1: Write the proportion equation
237,343.75 : 327,542.70 = 129,913.87 : x - Step 2: Convert to fraction form
237,343.75/327,542.70 = 129,913.87/x - Step 3: Cross multiply
237,343.75x = 327,542.70 × 129,913.87 - Step 4: Simplify right side
237,343.75x = 42,552,338,109.54 - Step 5: Solve for x
x = 42,552,338,109.54/237,343.75 - Step 6: Final answer
x = 179,285.69
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1.5x scale
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.