Finding the Fourth Proportional to 237,408.96, 327,624.64 and 129,979.84
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Solution
The fourth proportional to 237,408.96, 327,624.64 and 129,979.84 is: 179,372.33
Step by Step Solution
- Step 1: Write the proportion equation
237,408.96 : 327,624.64 = 129,979.84 : x - Step 2: Convert to fraction form
237,408.96/327,624.64 = 129,979.84/x - Step 3: Cross multiply
237,408.96x = 327,624.64 × 129,979.84 - Step 4: Simplify right side
237,408.96x = 42,584,598,287.26 - Step 5: Solve for x
x = 42,584,598,287.26/237,408.96 - Step 6: Final answer
x = 179,372.33
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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.