Finding the Fourth Proportional to 227,414.88, 313,825.20 and 125,440.08
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Solution
The fourth proportional to 227,414.88, 313,825.20 and 125,440.08 is: 173,103.26
Step by Step Solution
- Step 1: Write the proportion equation
227,414.88 : 313,825.20 = 125,440.08 : x - Step 2: Convert to fraction form
227,414.88/313,825.20 = 125,440.08/x - Step 3: Cross multiply
227,414.88x = 313,825.20 × 125,440.08 - Step 4: Simplify right side
227,414.88x = 39,366,258,194.02 - Step 5: Solve for x
x = 39,366,258,194.02/227,414.88 - Step 6: Final answer
x = 173,103.26
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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.