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Finding the Fourth Proportional to 120,884.39, 166,813.13 and 67,167.57

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Solution

The fourth proportional to 120,884.39, 166,813.13 and 67,167.57 is: 92,687.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,884.39 : 166,813.13 = 67,167.57 : x
  2. Step 2: Convert to fraction form
    120,884.39/166,813.13 = 67,167.57/x
  3. Step 3: Cross multiply
    120,884.39x = 166,813.13 × 67,167.57
  4. Step 4: Simplify right side
    120,884.39x = 11,204,433,379.66
  5. Step 5: Solve for x
    x = 11,204,433,379.66/120,884.39
  6. Step 6: Final answer
    x = 92,687.18

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