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Finding the Fourth Proportional to 231,818.40, 347,727.60 and 74,062.80

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Solution

The fourth proportional to 231,818.40, 347,727.60 and 74,062.80 is: 111,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,818.40 : 347,727.60 = 74,062.80 : x
  2. Step 2: Convert to fraction form
    231,818.40/347,727.60 = 74,062.80/x
  3. Step 3: Cross multiply
    231,818.40x = 347,727.60 × 74,062.80
  4. Step 4: Simplify right side
    231,818.40x = 25,753,679,693.28
  5. Step 5: Solve for x
    x = 25,753,679,693.28/231,818.40
  6. Step 6: Final answer
    x = 111,094.20

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