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Finding the Fourth Proportional to 154,135.25, 231,202.88 and 43,327.25

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Solution

The fourth proportional to 154,135.25, 231,202.88 and 43,327.25 is: 64,990.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,135.25 : 231,202.88 = 43,327.25 : x
  2. Step 2: Convert to fraction form
    154,135.25/231,202.88 = 43,327.25/x
  3. Step 3: Cross multiply
    154,135.25x = 231,202.88 × 43,327.25
  4. Step 4: Simplify right side
    154,135.25x = 10,017,384,982.48
  5. Step 5: Solve for x
    x = 10,017,384,982.48/154,135.25
  6. Step 6: Final answer
    x = 64,990.88

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