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Finding the Fourth Proportional to 154,446.80, 231,799.80 and 75,628.40

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Solution

The fourth proportional to 154,446.80, 231,799.80 and 75,628.40 is: 113,506.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,446.80 : 231,799.80 = 75,628.40 : x
  2. Step 2: Convert to fraction form
    154,446.80/231,799.80 = 75,628.40/x
  3. Step 3: Cross multiply
    154,446.80x = 231,799.80 × 75,628.40
  4. Step 4: Simplify right side
    154,446.80x = 17,530,647,994.32
  5. Step 5: Solve for x
    x = 17,530,647,994.32/154,446.80
  6. Step 6: Final answer
    x = 113,506.06

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