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Finding the Fourth Proportional to 111,646.80, 167,470.20 and 101,149.20

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Solution

The fourth proportional to 111,646.80, 167,470.20 and 101,149.20 is: 151,723.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,646.80 : 167,470.20 = 101,149.20 : x
  2. Step 2: Convert to fraction form
    111,646.80/167,470.20 = 101,149.20/x
  3. Step 3: Cross multiply
    111,646.80x = 167,470.20 × 101,149.20
  4. Step 4: Simplify right side
    111,646.80x = 16,939,476,753.84
  5. Step 5: Solve for x
    x = 16,939,476,753.84/111,646.80
  6. Step 6: Final answer
    x = 151,723.80

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