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Finding the Fourth Proportional to 231,583.20, 347,374.80 and 131,704.80

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Solution

The fourth proportional to 231,583.20, 347,374.80 and 131,704.80 is: 197,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,583.20 : 347,374.80 = 131,704.80 : x
  2. Step 2: Convert to fraction form
    231,583.20/347,374.80 = 131,704.80/x
  3. Step 3: Cross multiply
    231,583.20x = 347,374.80 × 131,704.80
  4. Step 4: Simplify right side
    231,583.20x = 45,750,928,559.04
  5. Step 5: Solve for x
    x = 45,750,928,559.04/231,583.20
  6. Step 6: Final answer
    x = 197,557.20

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