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Finding the Fourth Proportional to 220,764.99, 331,196.86 and 80,523.61

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Solution

The fourth proportional to 220,764.99, 331,196.86 and 80,523.61 is: 120,803.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,764.99 : 331,196.86 = 80,523.61 : x
  2. Step 2: Convert to fraction form
    220,764.99/331,196.86 = 80,523.61/x
  3. Step 3: Cross multiply
    220,764.99x = 331,196.86 × 80,523.61
  4. Step 4: Simplify right side
    220,764.99x = 26,669,167,302.52
  5. Step 5: Solve for x
    x = 26,669,167,302.52/220,764.99
  6. Step 6: Final answer
    x = 120,803.43

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