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Finding the Fourth Proportional to 110,735.80, 165,905.70 and 67,379.80

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Solution

The fourth proportional to 110,735.80, 165,905.70 and 67,379.80 is: 100,949.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,735.80 : 165,905.70 = 67,379.80 : x
  2. Step 2: Convert to fraction form
    110,735.80/165,905.70 = 67,379.80/x
  3. Step 3: Cross multiply
    110,735.80x = 165,905.70 × 67,379.80
  4. Step 4: Simplify right side
    110,735.80x = 11,178,692,884.86
  5. Step 5: Solve for x
    x = 11,178,692,884.86/110,735.80
  6. Step 6: Final answer
    x = 100,949.22

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