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Finding the Fourth Proportional to 112,468.97, 155,206.80 and 61,481.70

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Solution

The fourth proportional to 112,468.97, 155,206.80 and 61,481.70 is: 84,844.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,468.97 : 155,206.80 = 61,481.70 : x
  2. Step 2: Convert to fraction form
    112,468.97/155,206.80 = 61,481.70/x
  3. Step 3: Cross multiply
    112,468.97x = 155,206.80 × 61,481.70
  4. Step 4: Simplify right side
    112,468.97x = 9,542,377,915.56
  5. Step 5: Solve for x
    x = 9,542,377,915.56/112,468.97
  6. Step 6: Final answer
    x = 84,844.54

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