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Finding the Fourth Proportional to 180,851.85, 271,311.80 and 72,789.48

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Solution

The fourth proportional to 180,851.85, 271,311.80 and 72,789.48 is: 109,197.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,851.85 : 271,311.80 = 72,789.48 : x
  2. Step 2: Convert to fraction form
    180,851.85/271,311.80 = 72,789.48/x
  3. Step 3: Cross multiply
    180,851.85x = 271,311.80 × 72,789.48
  4. Step 4: Simplify right side
    180,851.85x = 19,748,644,475.92
  5. Step 5: Solve for x
    x = 19,748,644,475.92/180,851.85
  6. Step 6: Final answer
    x = 109,197.91

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