Home / 225,882.20-338,854.54-76,165.32

Finding the Fourth Proportional to 225,882.20, 338,854.54 and 76,165.32

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Solution

The fourth proportional to 225,882.20, 338,854.54 and 76,165.32 is: 114,258.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,882.20 : 338,854.54 = 76,165.32 : x
  2. Step 2: Convert to fraction form
    225,882.20/338,854.54 = 76,165.32/x
  3. Step 3: Cross multiply
    225,882.20x = 338,854.54 × 76,165.32
  4. Step 4: Simplify right side
    225,882.20x = 25,808,964,472.55
  5. Step 5: Solve for x
    x = 25,808,964,472.55/225,882.20
  6. Step 6: Final answer
    x = 114,258.51

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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.