Finding the Fourth Proportional to 237,008.24, 327,071.41 and 129,578.30
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Solution
The fourth proportional to 237,008.24, 327,071.41 and 129,578.30 is: 178,818.07
Step by Step Solution
- Step 1: Write the proportion equation
237,008.24 : 327,071.41 = 129,578.30 : x - Step 2: Convert to fraction form
237,008.24/327,071.41 = 129,578.30/x - Step 3: Cross multiply
237,008.24x = 327,071.41 × 129,578.30 - Step 4: Simplify right side
237,008.24x = 42,381,356,553.62 - Step 5: Solve for x
x = 42,381,356,553.62/237,008.24 - Step 6: Final answer
x = 178,818.07
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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.