Home / 248,288.75-372,470.17-115,182.46

Finding the Fourth Proportional to 248,288.75, 372,470.17 and 115,182.46

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Solution

The fourth proportional to 248,288.75, 372,470.17 and 115,182.46 is: 172,790.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,288.75 : 372,470.17 = 115,182.46 : x
  2. Step 2: Convert to fraction form
    248,288.75/372,470.17 = 115,182.46/x
  3. Step 3: Cross multiply
    248,288.75x = 372,470.17 × 115,182.46
  4. Step 4: Simplify right side
    248,288.75x = 42,902,028,594.87
  5. Step 5: Solve for x
    x = 42,902,028,594.87/248,288.75
  6. Step 6: Final answer
    x = 172,790.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.