Home / 132,844.60-199,128.48-57,944.62

Finding the Fourth Proportional to 132,844.60, 199,128.48 and 57,944.62

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Solution

The fourth proportional to 132,844.60, 199,128.48 and 57,944.62 is: 86,856.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,844.60 : 199,128.48 = 57,944.62 : x
  2. Step 2: Convert to fraction form
    132,844.60/199,128.48 = 57,944.62/x
  3. Step 3: Cross multiply
    132,844.60x = 199,128.48 × 57,944.62
  4. Step 4: Simplify right side
    132,844.60x = 11,538,424,104.78
  5. Step 5: Solve for x
    x = 11,538,424,104.78/132,844.60
  6. Step 6: Final answer
    x = 86,856.55

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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.