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Finding the Fourth Proportional to 143,489.44, 198,012.72 and 79,827.04

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Solution

The fourth proportional to 143,489.44, 198,012.72 and 79,827.04 is: 110,159.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,489.44 : 198,012.72 = 79,827.04 : x
  2. Step 2: Convert to fraction form
    143,489.44/198,012.72 = 79,827.04/x
  3. Step 3: Cross multiply
    143,489.44x = 198,012.72 × 79,827.04
  4. Step 4: Simplify right side
    143,489.44x = 15,806,769,319.95
  5. Step 5: Solve for x
    x = 15,806,769,319.95/143,489.44
  6. Step 6: Final answer
    x = 110,159.81

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