Home / 129,234.60-193,772.52-50,256.77

Finding the Fourth Proportional to 129,234.60, 193,772.52 and 50,256.77

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Solution

The fourth proportional to 129,234.60, 193,772.52 and 50,256.77 is: 75,354.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,234.60 : 193,772.52 = 50,256.77 : x
  2. Step 2: Convert to fraction form
    129,234.60/193,772.52 = 50,256.77/x
  3. Step 3: Cross multiply
    129,234.60x = 193,772.52 × 50,256.77
  4. Step 4: Simplify right side
    129,234.60x = 9,738,380,001.10
  5. Step 5: Solve for x
    x = 9,738,380,001.10/129,234.60
  6. Step 6: Final answer
    x = 75,354.28

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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.