Home / 231,371.12-346,660.60-126,263.92

Finding the Fourth Proportional to 231,371.12, 346,660.60 and 126,263.92

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Solution

The fourth proportional to 231,371.12, 346,660.60 and 126,263.92 is: 189,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,371.12 : 346,660.60 = 126,263.92 : x
  2. Step 2: Convert to fraction form
    231,371.12/346,660.60 = 126,263.92/x
  3. Step 3: Cross multiply
    231,371.12x = 346,660.60 × 126,263.92
  4. Step 4: Simplify right side
    231,371.12x = 43,770,726,265.55
  5. Step 5: Solve for x
    x = 43,770,726,265.55/231,371.12
  6. Step 6: Final answer
    x = 189,179.73

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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.