Home / 149,974.88-224,956.38-83,372.90

Finding the Fourth Proportional to 149,974.88, 224,956.38 and 83,372.90

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Solution

The fourth proportional to 149,974.88, 224,956.38 and 83,372.90 is: 125,056.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,974.88 : 224,956.38 = 83,372.90 : x
  2. Step 2: Convert to fraction form
    149,974.88/224,956.38 = 83,372.90/x
  3. Step 3: Cross multiply
    149,974.88x = 224,956.38 × 83,372.90
  4. Step 4: Simplify right side
    149,974.88x = 18,755,265,774.10
  5. Step 5: Solve for x
    x = 18,755,265,774.10/149,974.88
  6. Step 6: Final answer
    x = 125,056.05

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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.