Home / 95,581.28-131,864.28-55,287.56

Finding the Fourth Proportional to 95,581.28, 131,864.28 and 55,287.56

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Solution

The fourth proportional to 95,581.28, 131,864.28 and 55,287.56 is: 76,274.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,581.28 : 131,864.28 = 55,287.56 : x
  2. Step 2: Convert to fraction form
    95,581.28/131,864.28 = 55,287.56/x
  3. Step 3: Cross multiply
    95,581.28x = 131,864.28 × 55,287.56
  4. Step 4: Simplify right side
    95,581.28x = 7,290,454,292.36
  5. Step 5: Solve for x
    x = 7,290,454,292.36/95,581.28
  6. Step 6: Final answer
    x = 76,274.92

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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.