Finding the Fourth Proportional to 227,167.58, 313,489.71 and 125,193.11
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Solution
The fourth proportional to 227,167.58, 313,489.71 and 125,193.11 is: 172,765.63
Step by Step Solution
- Step 1: Write the proportion equation
227,167.58 : 313,489.71 = 125,193.11 : x - Step 2: Convert to fraction form
227,167.58/313,489.71 = 125,193.11/x - Step 3: Cross multiply
227,167.58x = 313,489.71 × 125,193.11 - Step 4: Simplify right side
227,167.58x = 39,246,750,093.13 - Step 5: Solve for x
x = 39,246,750,093.13/227,167.58 - Step 6: Final answer
x = 172,765.63
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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.