Home / 225,818.33-338,620.24-131,077.75

Finding the Fourth Proportional to 225,818.33, 338,620.24 and 131,077.75

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Solution

The fourth proportional to 225,818.33, 338,620.24 and 131,077.75 is: 196,554.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,818.33 : 338,620.24 = 131,077.75 : x
  2. Step 2: Convert to fraction form
    225,818.33/338,620.24 = 131,077.75/x
  3. Step 3: Cross multiply
    225,818.33x = 338,620.24 × 131,077.75
  4. Step 4: Simplify right side
    225,818.33x = 44,385,577,470.56
  5. Step 5: Solve for x
    x = 44,385,577,470.56/225,818.33
  6. Step 6: Final answer
    x = 196,554.36

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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.