Finding the Fourth Proportional to 237,270.14, 327,432.83 and 129,840.20
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Solution
The fourth proportional to 237,270.14, 327,432.83 and 129,840.20 is: 179,179.50
Step by Step Solution
- Step 1: Write the proportion equation
237,270.14 : 327,432.83 = 129,840.20 : x - Step 2: Convert to fraction form
237,270.14/327,432.83 = 129,840.20/x - Step 3: Cross multiply
237,270.14x = 327,432.83 × 129,840.20 - Step 4: Simplify right side
237,270.14x = 42,513,944,133.77 - Step 5: Solve for x
x = 42,513,944,133.77/237,270.14 - Step 6: Final answer
x = 179,179.50
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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.