Home / 239,223.85-330,143.83-131,793.86

Finding the Fourth Proportional to 239,223.85, 330,143.83 and 131,793.86

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Solution

The fourth proportional to 239,223.85, 330,143.83 and 131,793.86 is: 181,883.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,223.85 : 330,143.83 = 131,793.86 : x
  2. Step 2: Convert to fraction form
    239,223.85/330,143.83 = 131,793.86/x
  3. Step 3: Cross multiply
    239,223.85x = 330,143.83 × 131,793.86
  4. Step 4: Simplify right side
    239,223.85x = 43,510,930,206.76
  5. Step 5: Solve for x
    x = 43,510,930,206.76/239,223.85
  6. Step 6: Final answer
    x = 181,883.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.