Finding the Fourth Proportional to 227,028.92, 313,288.31 and 125,052.19
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Solution
The fourth proportional to 227,028.92, 313,288.31 and 125,052.19 is: 172,565.63
Step by Step Solution
- Step 1: Write the proportion equation
227,028.92 : 313,288.31 = 125,052.19 : x - Step 2: Convert to fraction form
227,028.92/313,288.31 = 125,052.19/x - Step 3: Cross multiply
227,028.92x = 313,288.31 × 125,052.19 - Step 4: Simplify right side
227,028.92x = 39,177,388,796.31 - Step 5: Solve for x
x = 39,177,388,796.31/227,028.92 - Step 6: Final answer
x = 172,565.63
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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.