Finding the Fourth Proportional to 237,212.96, 327,350.97 and 129,781.44
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Solution
The fourth proportional to 237,212.96, 327,350.97 and 129,781.44 is: 179,096.80
Step by Step Solution
- Step 1: Write the proportion equation
237,212.96 : 327,350.97 = 129,781.44 : x - Step 2: Convert to fraction form
237,212.96/327,350.97 = 129,781.44/x - Step 3: Cross multiply
237,212.96x = 327,350.97 × 129,781.44 - Step 4: Simplify right side
237,212.96x = 42,484,080,272.00 - Step 5: Solve for x
x = 42,484,080,272.00/237,212.96 - Step 6: Final answer
x = 179,096.80
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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.