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Finding the Fourth Proportional to 144,044.82, 198,781.56 and 80,378.82

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Solution

The fourth proportional to 144,044.82, 198,781.56 and 80,378.82 is: 110,922.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,044.82 : 198,781.56 = 80,378.82 : x
  2. Step 2: Convert to fraction form
    144,044.82/198,781.56 = 80,378.82/x
  3. Step 3: Cross multiply
    144,044.82x = 198,781.56 × 80,378.82
  4. Step 4: Simplify right side
    144,044.82x = 15,977,827,230.56
  5. Step 5: Solve for x
    x = 15,977,827,230.56/144,044.82
  6. Step 6: Final answer
    x = 110,922.61

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