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Finding the Fourth Proportional to 143,424.72, 197,910.96 and 79,752.24

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Solution

The fourth proportional to 143,424.72, 197,910.96 and 79,752.24 is: 110,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,424.72 : 197,910.96 = 79,752.24 : x
  2. Step 2: Convert to fraction form
    143,424.72/197,910.96 = 79,752.24/x
  3. Step 3: Cross multiply
    143,424.72x = 197,910.96 × 79,752.24
  4. Step 4: Simplify right side
    143,424.72x = 15,783,842,380.55
  5. Step 5: Solve for x
    x = 15,783,842,380.55/143,424.72
  6. Step 6: Final answer
    x = 110,049.66

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