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Finding the Fourth Proportional to 104,147.24, 143,722.44 and 56,399.48

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Solution

The fourth proportional to 104,147.24, 143,722.44 and 56,399.48 is: 77,830.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,147.24 : 143,722.44 = 56,399.48 : x
  2. Step 2: Convert to fraction form
    104,147.24/143,722.44 = 56,399.48/x
  3. Step 3: Cross multiply
    104,147.24x = 143,722.44 × 56,399.48
  4. Step 4: Simplify right side
    104,147.24x = 8,105,870,880.33
  5. Step 5: Solve for x
    x = 8,105,870,880.33/104,147.24
  6. Step 6: Final answer
    x = 77,830.88

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