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Finding the Fourth Proportional to 73,722.38, 110,583.57 and 18,318.38

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Solution

The fourth proportional to 73,722.38, 110,583.57 and 18,318.38 is: 27,477.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,722.38 : 110,583.57 = 18,318.38 : x
  2. Step 2: Convert to fraction form
    73,722.38/110,583.57 = 18,318.38/x
  3. Step 3: Cross multiply
    73,722.38x = 110,583.57 × 18,318.38
  4. Step 4: Simplify right side
    73,722.38x = 2,025,711,857.02
  5. Step 5: Solve for x
    x = 2,025,711,857.02/73,722.38
  6. Step 6: Final answer
    x = 27,477.57

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