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Finding the Fourth Proportional to 99,136.60, 148,704.90 and 49,226.20

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Solution

The fourth proportional to 99,136.60, 148,704.90 and 49,226.20 is: 73,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,136.60 : 148,704.90 = 49,226.20 : x
  2. Step 2: Convert to fraction form
    99,136.60/148,704.90 = 49,226.20/x
  3. Step 3: Cross multiply
    99,136.60x = 148,704.90 × 49,226.20
  4. Step 4: Simplify right side
    99,136.60x = 7,320,177,148.38
  5. Step 5: Solve for x
    x = 7,320,177,148.38/99,136.60
  6. Step 6: Final answer
    x = 73,839.30

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