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Finding the Fourth Proportional to 231,763.52, 347,674.44 and 81,968.60

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Solution

The fourth proportional to 231,763.52, 347,674.44 and 81,968.60 is: 122,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,763.52 : 347,674.44 = 81,968.60 : x
  2. Step 2: Convert to fraction form
    231,763.52/347,674.44 = 81,968.60/x
  3. Step 3: Cross multiply
    231,763.52x = 347,674.44 × 81,968.60
  4. Step 4: Simplify right side
    231,763.52x = 28,498,387,102.58
  5. Step 5: Solve for x
    x = 28,498,387,102.58/231,763.52
  6. Step 6: Final answer
    x = 122,963.21

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