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Finding the Fourth Proportional to 192,013.80, 287,934.30 and 73,645.80

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Solution

The fourth proportional to 192,013.80, 287,934.30 and 73,645.80 is: 110,435.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,013.80 : 287,934.30 = 73,645.80 : x
  2. Step 2: Convert to fraction form
    192,013.80/287,934.30 = 73,645.80/x
  3. Step 3: Cross multiply
    192,013.80x = 287,934.30 × 73,645.80
  4. Step 4: Simplify right side
    192,013.80x = 21,205,151,870.94
  5. Step 5: Solve for x
    x = 21,205,151,870.94/192,013.80
  6. Step 6: Final answer
    x = 110,435.56

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