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Finding the Fourth Proportional to 131,029.80, 196,544.70 and 129,863.40

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Solution

The fourth proportional to 131,029.80, 196,544.70 and 129,863.40 is: 194,795.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,029.80 : 196,544.70 = 129,863.40 : x
  2. Step 2: Convert to fraction form
    131,029.80/196,544.70 = 129,863.40/x
  3. Step 3: Cross multiply
    131,029.80x = 196,544.70 × 129,863.40
  4. Step 4: Simplify right side
    131,029.80x = 25,523,962,993.98
  5. Step 5: Solve for x
    x = 25,523,962,993.98/131,029.80
  6. Step 6: Final answer
    x = 194,795.10

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