Home / 129,505.03-194,257.85-50,563.90

Finding the Fourth Proportional to 129,505.03, 194,257.85 and 50,563.90

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Solution

The fourth proportional to 129,505.03, 194,257.85 and 50,563.90 is: 75,845.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,505.03 : 194,257.85 = 50,563.90 : x
  2. Step 2: Convert to fraction form
    129,505.03/194,257.85 = 50,563.90/x
  3. Step 3: Cross multiply
    129,505.03x = 194,257.85 × 50,563.90
  4. Step 4: Simplify right side
    129,505.03x = 9,822,433,398.92
  5. Step 5: Solve for x
    x = 9,822,433,398.92/129,505.03
  6. Step 6: Final answer
    x = 75,845.96

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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.