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Finding the Fourth Proportional to 367,732.80, 551,469.60 and 131,083.20

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Solution

The fourth proportional to 367,732.80, 551,469.60 and 131,083.20 is: 196,578.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,732.80 : 551,469.60 = 131,083.20 : x
  2. Step 2: Convert to fraction form
    367,732.80/551,469.60 = 131,083.20/x
  3. Step 3: Cross multiply
    367,732.80x = 551,469.60 × 131,083.20
  4. Step 4: Simplify right side
    367,732.80x = 72,288,399,870.72
  5. Step 5: Solve for x
    x = 72,288,399,870.72/367,732.80
  6. Step 6: Final answer
    x = 196,578.60

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