Finding the Fourth Proportional to 227,177.68, 313,507.26 and 125,206.78
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Solution
The fourth proportional to 227,177.68, 313,507.26 and 125,206.78 is: 172,786.49
Step by Step Solution
- Step 1: Write the proportion equation
227,177.68 : 313,507.26 = 125,206.78 : x - Step 2: Convert to fraction form
227,177.68/313,507.26 = 125,206.78/x - Step 3: Cross multiply
227,177.68x = 313,507.26 × 125,206.78 - Step 4: Simplify right side
227,177.68x = 39,253,234,531.22 - Step 5: Solve for x
x = 39,253,234,531.22/227,177.68 - Step 6: Final answer
x = 172,786.49
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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.