Finding the Fourth Proportional to 237,408.65, 327,624.89 and 129,988.68
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Solution
The fourth proportional to 237,408.65, 327,624.89 and 129,988.68 is: 179,384.90
Step by Step Solution
- Step 1: Write the proportion equation
237,408.65 : 327,624.89 = 129,988.68 : x - Step 2: Convert to fraction form
237,408.65/327,624.89 = 129,988.68/x - Step 3: Cross multiply
237,408.65x = 327,624.89 × 129,988.68 - Step 4: Simplify right side
237,408.65x = 42,587,526,336.30 - Step 5: Solve for x
x = 42,587,526,336.30/237,408.65 - Step 6: Final answer
x = 179,384.90
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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.