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Finding the Fourth Proportional to 129,675.70, 194,499.15 and 106,261.30

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Solution

The fourth proportional to 129,675.70, 194,499.15 and 106,261.30 is: 159,380.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,675.70 : 194,499.15 = 106,261.30 : x
  2. Step 2: Convert to fraction form
    129,675.70/194,499.15 = 106,261.30/x
  3. Step 3: Cross multiply
    129,675.70x = 194,499.15 × 106,261.30
  4. Step 4: Simplify right side
    129,675.70x = 20,667,732,527.90
  5. Step 5: Solve for x
    x = 20,667,732,527.90/129,675.70
  6. Step 6: Final answer
    x = 159,380.15

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