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Finding the Fourth Proportional to 133,080.40, 199,620.60 and 125,207.20

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Solution

The fourth proportional to 133,080.40, 199,620.60 and 125,207.20 is: 187,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,080.40 : 199,620.60 = 125,207.20 : x
  2. Step 2: Convert to fraction form
    133,080.40/199,620.60 = 125,207.20/x
  3. Step 3: Cross multiply
    133,080.40x = 199,620.60 × 125,207.20
  4. Step 4: Simplify right side
    133,080.40x = 24,993,936,388.32
  5. Step 5: Solve for x
    x = 24,993,936,388.32/133,080.40
  6. Step 6: Final answer
    x = 187,810.80

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