Finding the Fourth Proportional to 237,572.40, 327,849.84 and 130,149.12
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Solution
The fourth proportional to 237,572.40, 327,849.84 and 130,149.12 is: 179,605.75
Step by Step Solution
- Step 1: Write the proportion equation
237,572.40 : 327,849.84 = 130,149.12 : x - Step 2: Convert to fraction form
237,572.40/327,849.84 = 130,149.12/x - Step 3: Cross multiply
237,572.40x = 327,849.84 × 130,149.12 - Step 4: Simplify right side
237,572.40x = 42,669,368,168.14 - Step 5: Solve for x
x = 42,669,368,168.14/237,572.40 - Step 6: Final answer
x = 179,605.75
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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.