Home / 149,722.28-224,396.52-74,863.83

Finding the Fourth Proportional to 149,722.28, 224,396.52 and 74,863.83

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Solution

The fourth proportional to 149,722.28, 224,396.52 and 74,863.83 is: 112,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,722.28 : 224,396.52 = 74,863.83 : x
  2. Step 2: Convert to fraction form
    149,722.28/224,396.52 = 74,863.83/x
  3. Step 3: Cross multiply
    149,722.28x = 224,396.52 × 74,863.83
  4. Step 4: Simplify right side
    149,722.28x = 16,799,184,012.97
  5. Step 5: Solve for x
    x = 16,799,184,012.97/149,722.28
  6. Step 6: Final answer
    x = 112,202.30

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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.