Home / 132,944.60-199,358.52-49,780.28

Finding the Fourth Proportional to 132,944.60, 199,358.52 and 49,780.28

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Solution

The fourth proportional to 132,944.60, 199,358.52 and 49,780.28 is: 74,648.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,944.60 : 199,358.52 = 49,780.28 : x
  2. Step 2: Convert to fraction form
    132,944.60/199,358.52 = 49,780.28/x
  3. Step 3: Cross multiply
    132,944.60x = 199,358.52 × 49,780.28
  4. Step 4: Simplify right side
    132,944.60x = 9,924,122,945.99
  5. Step 5: Solve for x
    x = 9,924,122,945.99/132,944.60
  6. Step 6: Final answer
    x = 74,648.56

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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.