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Finding the Fourth Proportional to 180,910.64, 271,378.95 and 47,789.60

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Solution

The fourth proportional to 180,910.64, 271,378.95 and 47,789.60 is: 71,687.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,910.64 : 271,378.95 = 47,789.60 : x
  2. Step 2: Convert to fraction form
    180,910.64/271,378.95 = 47,789.60/x
  3. Step 3: Cross multiply
    180,910.64x = 271,378.95 × 47,789.60
  4. Step 4: Simplify right side
    180,910.64x = 12,969,091,468.92
  5. Step 5: Solve for x
    x = 12,969,091,468.92/180,910.64
  6. Step 6: Final answer
    x = 71,687.83

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