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Finding the Fourth Proportional to 118,197.42, 163,105.79 and 67,222.55

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Solution

The fourth proportional to 118,197.42, 163,105.79 and 67,222.55 is: 92,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,197.42 : 163,105.79 = 67,222.55 : x
  2. Step 2: Convert to fraction form
    118,197.42/163,105.79 = 67,222.55/x
  3. Step 3: Cross multiply
    118,197.42x = 163,105.79 × 67,222.55
  4. Step 4: Simplify right side
    118,197.42x = 10,964,386,308.04
  5. Step 5: Solve for x
    x = 10,964,386,308.04/118,197.42
  6. Step 6: Final answer
    x = 92,763.33

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