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Finding the Fourth Proportional to 199,900.56, 299,850.88 and 81,627.60

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Solution

The fourth proportional to 199,900.56, 299,850.88 and 81,627.60 is: 122,441.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,900.56 : 299,850.88 = 81,627.60 : x
  2. Step 2: Convert to fraction form
    199,900.56/299,850.88 = 81,627.60/x
  3. Step 3: Cross multiply
    199,900.56x = 299,850.88 × 81,627.60
  4. Step 4: Simplify right side
    199,900.56x = 24,476,107,692.29
  5. Step 5: Solve for x
    x = 24,476,107,692.29/199,900.56
  6. Step 6: Final answer
    x = 122,441.42

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