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Finding the Fourth Proportional to 85,093.92, 127,660.12 and 28,167.73

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Solution

The fourth proportional to 85,093.92, 127,660.12 and 28,167.73 is: 42,257.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,093.92 : 127,660.12 = 28,167.73 : x
  2. Step 2: Convert to fraction form
    85,093.92/127,660.12 = 28,167.73/x
  3. Step 3: Cross multiply
    85,093.92x = 127,660.12 × 28,167.73
  4. Step 4: Simplify right side
    85,093.92x = 3,595,895,402.36
  5. Step 5: Solve for x
    x = 3,595,895,402.36/85,093.92
  6. Step 6: Final answer
    x = 42,257.96

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