Finding the Fourth Proportional to 227,272.53, 313,638.28 and 125,301.95
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Solution
The fourth proportional to 227,272.53, 313,638.28 and 125,301.95 is: 172,917.90
Step by Step Solution
- Step 1: Write the proportion equation
227,272.53 : 313,638.28 = 125,301.95 : x - Step 2: Convert to fraction form
227,272.53/313,638.28 = 125,301.95/x - Step 3: Cross multiply
227,272.53x = 313,638.28 × 125,301.95 - Step 4: Simplify right side
227,272.53x = 39,299,488,078.65 - Step 5: Solve for x
x = 39,299,488,078.65/227,272.53 - Step 6: Final answer
x = 172,917.90
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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.