Finding the Fourth Proportional to 237,462.22, 327,698.42 and 128,567.69
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Solution
The fourth proportional to 237,462.22, 327,698.42 and 128,567.69 is: 177,423.71
Step by Step Solution
- Step 1: Write the proportion equation
237,462.22 : 327,698.42 = 128,567.69 : x - Step 2: Convert to fraction form
237,462.22/327,698.42 = 128,567.69/x - Step 3: Cross multiply
237,462.22x = 327,698.42 × 128,567.69 - Step 4: Simplify right side
237,462.22x = 42,131,428,876.05 - Step 5: Solve for x
x = 42,131,428,876.05/237,462.22 - Step 6: Final answer
x = 177,423.71
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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.