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Finding the Fourth Proportional to 223,512.24, 308,440.80 and 122,910.24

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Solution

The fourth proportional to 223,512.24, 308,440.80 and 122,910.24 is: 169,612.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,512.24 : 308,440.80 = 122,910.24 : x
  2. Step 2: Convert to fraction form
    223,512.24/308,440.80 = 122,910.24/x
  3. Step 3: Cross multiply
    223,512.24x = 308,440.80 × 122,910.24
  4. Step 4: Simplify right side
    223,512.24x = 37,910,532,753.79
  5. Step 5: Solve for x
    x = 37,910,532,753.79/223,512.24
  6. Step 6: Final answer
    x = 169,612.78

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