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Finding the Fourth Proportional to 57,110.40, 85,665.60 and 50,198.40

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Solution

The fourth proportional to 57,110.40, 85,665.60 and 50,198.40 is: 75,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,110.40 : 85,665.60 = 50,198.40 : x
  2. Step 2: Convert to fraction form
    57,110.40/85,665.60 = 50,198.40/x
  3. Step 3: Cross multiply
    57,110.40x = 85,665.60 × 50,198.40
  4. Step 4: Simplify right side
    57,110.40x = 4,300,276,055.04
  5. Step 5: Solve for x
    x = 4,300,276,055.04/57,110.40
  6. Step 6: Final answer
    x = 75,297.60

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