Finding the Fourth Proportional to 237,404.38, 327,636.23 and 135,432.09
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Solution
The fourth proportional to 237,404.38, 327,636.23 and 135,432.09 is: 186,906.66
Step by Step Solution
- Step 1: Write the proportion equation
237,404.38 : 327,636.23 = 135,432.09 : x - Step 2: Convert to fraction form
237,404.38/327,636.23 = 135,432.09/x - Step 3: Cross multiply
237,404.38x = 327,636.23 × 135,432.09 - Step 4: Simplify right side
237,404.38x = 44,372,459,388.62 - Step 5: Solve for x
x = 44,372,459,388.62/237,404.38 - Step 6: Final answer
x = 186,906.66
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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.