Home / 254,964.28-382,470.41-75,049.81

Finding the Fourth Proportional to 254,964.28, 382,470.41 and 75,049.81

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Solution

The fourth proportional to 254,964.28, 382,470.41 and 75,049.81 is: 112,581.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,964.28 : 382,470.41 = 75,049.81 : x
  2. Step 2: Convert to fraction form
    254,964.28/382,470.41 = 75,049.81/x
  3. Step 3: Cross multiply
    254,964.28x = 382,470.41 × 75,049.81
  4. Step 4: Simplify right side
    254,964.28x = 28,704,331,601.12
  5. Step 5: Solve for x
    x = 28,704,331,601.12/254,964.28
  6. Step 6: Final answer
    x = 112,581.78

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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.