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Finding the Fourth Proportional to 111,669.75, 167,505.84 and 28,563.75

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Solution

The fourth proportional to 111,669.75, 167,505.84 and 28,563.75 is: 42,845.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,669.75 : 167,505.84 = 28,563.75 : x
  2. Step 2: Convert to fraction form
    111,669.75/167,505.84 = 28,563.75/x
  3. Step 3: Cross multiply
    111,669.75x = 167,505.84 × 28,563.75
  4. Step 4: Simplify right side
    111,669.75x = 4,784,594,937.30
  5. Step 5: Solve for x
    x = 4,784,594,937.30/111,669.75
  6. Step 6: Final answer
    x = 42,845.94

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