Home / 71,546.28-107,358.30-30,022.44

Finding the Fourth Proportional to 71,546.28, 107,358.30 and 30,022.44

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Solution

The fourth proportional to 71,546.28, 107,358.30 and 30,022.44 is: 45,049.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,546.28 : 107,358.30 = 30,022.44 : x
  2. Step 2: Convert to fraction form
    71,546.28/107,358.30 = 30,022.44/x
  3. Step 3: Cross multiply
    71,546.28x = 107,358.30 × 30,022.44
  4. Step 4: Simplify right side
    71,546.28x = 3,223,158,120.25
  5. Step 5: Solve for x
    x = 3,223,158,120.25/71,546.28
  6. Step 6: Final answer
    x = 45,049.97

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1.5x scale

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.