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Finding the Fourth Proportional to 111,747.97, 154,212.20 and 61,446.97

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Solution

The fourth proportional to 111,747.97, 154,212.20 and 61,446.97 is: 84,796.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,747.97 : 154,212.20 = 61,446.97 : x
  2. Step 2: Convert to fraction form
    111,747.97/154,212.20 = 61,446.97/x
  3. Step 3: Cross multiply
    111,747.97x = 154,212.20 × 61,446.97
  4. Step 4: Simplify right side
    111,747.97x = 9,475,872,427.03
  5. Step 5: Solve for x
    x = 9,475,872,427.03/111,747.97
  6. Step 6: Final answer
    x = 84,796.82

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