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Finding the Fourth Proportional to 167,299.20, 251,143.20 and 100,814.40

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Solution

The fourth proportional to 167,299.20, 251,143.20 and 100,814.40 is: 151,338.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,299.20 : 251,143.20 = 100,814.40 : x
  2. Step 2: Convert to fraction form
    167,299.20/251,143.20 = 100,814.40/x
  3. Step 3: Cross multiply
    167,299.20x = 251,143.20 × 100,814.40
  4. Step 4: Simplify right side
    167,299.20x = 25,318,851,022.08
  5. Step 5: Solve for x
    x = 25,318,851,022.08/167,299.20
  6. Step 6: Final answer
    x = 151,338.75

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