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Finding the Fourth Proportional to 133,023.10, 199,591.35 and 69,891.70

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Solution

The fourth proportional to 133,023.10, 199,591.35 and 69,891.70 is: 104,867.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,023.10 : 199,591.35 = 69,891.70 : x
  2. Step 2: Convert to fraction form
    133,023.10/199,591.35 = 69,891.70/x
  3. Step 3: Cross multiply
    133,023.10x = 199,591.35 × 69,891.70
  4. Step 4: Simplify right side
    133,023.10x = 13,949,778,756.80
  5. Step 5: Solve for x
    x = 13,949,778,756.80/133,023.10
  6. Step 6: Final answer
    x = 104,867.34

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