Home / 149,767.92-224,540.91-70,789.86

Finding the Fourth Proportional to 149,767.92, 224,540.91 and 70,789.86

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Solution

The fourth proportional to 149,767.92, 224,540.91 and 70,789.86 is: 106,132.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,767.92 : 224,540.91 = 70,789.86 : x
  2. Step 2: Convert to fraction form
    149,767.92/224,540.91 = 70,789.86/x
  3. Step 3: Cross multiply
    149,767.92x = 224,540.91 × 70,789.86
  4. Step 4: Simplify right side
    149,767.92x = 15,895,219,583.17
  5. Step 5: Solve for x
    x = 15,895,219,583.17/149,767.92
  6. Step 6: Final answer
    x = 106,132.34

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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.