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Finding the Fourth Proportional to 111,904.20, 167,856.30 and 41,779.80

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Solution

The fourth proportional to 111,904.20, 167,856.30 and 41,779.80 is: 62,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,904.20 : 167,856.30 = 41,779.80 : x
  2. Step 2: Convert to fraction form
    111,904.20/167,856.30 = 41,779.80/x
  3. Step 3: Cross multiply
    111,904.20x = 167,856.30 × 41,779.80
  4. Step 4: Simplify right side
    111,904.20x = 7,013,002,642.74
  5. Step 5: Solve for x
    x = 7,013,002,642.74/111,904.20
  6. Step 6: Final answer
    x = 62,669.70

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