Finding the Fourth Proportional to 227,417.52, 313,836.48 and 125,440.68
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Solution
The fourth proportional to 227,417.52, 313,836.48 and 125,440.68 is: 173,108.31
Step by Step Solution
- Step 1: Write the proportion equation
227,417.52 : 313,836.48 = 125,440.68 : x - Step 2: Convert to fraction form
227,417.52/313,836.48 = 125,440.68/x - Step 3: Cross multiply
227,417.52x = 313,836.48 × 125,440.68 - Step 4: Simplify right side
227,417.52x = 39,367,861,460.01 - Step 5: Solve for x
x = 39,367,861,460.01/227,417.52 - Step 6: Final answer
x = 173,108.31
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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.