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Finding the Fourth Proportional to 241,251.41, 332,942.20 and 139,295.70

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Solution

The fourth proportional to 241,251.41, 332,942.20 and 139,295.70 is: 192,236.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,251.41 : 332,942.20 = 139,295.70 : x
  2. Step 2: Convert to fraction form
    241,251.41/332,942.20 = 139,295.70/x
  3. Step 3: Cross multiply
    241,251.41x = 332,942.20 × 139,295.70
  4. Step 4: Simplify right side
    241,251.41x = 46,377,416,460.30
  5. Step 5: Solve for x
    x = 46,377,416,460.30/241,251.41
  6. Step 6: Final answer
    x = 192,236.87

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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.