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Finding the Fourth Proportional to 111,842.56, 167,800.75 and 45,338.62

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Solution

The fourth proportional to 111,842.56, 167,800.75 and 45,338.62 is: 68,022.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,842.56 : 167,800.75 = 45,338.62 : x
  2. Step 2: Convert to fraction form
    111,842.56/167,800.75 = 45,338.62/x
  3. Step 3: Cross multiply
    111,842.56x = 167,800.75 × 45,338.62
  4. Step 4: Simplify right side
    111,842.56x = 7,607,854,439.97
  5. Step 5: Solve for x
    x = 7,607,854,439.97/111,842.56
  6. Step 6: Final answer
    x = 68,022.89

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