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Finding the Fourth Proportional to 68,345.20, 102,546.60 and 37,202.80

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Solution

The fourth proportional to 68,345.20, 102,546.60 and 37,202.80 is: 55,819.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,345.20 : 102,546.60 = 37,202.80 : x
  2. Step 2: Convert to fraction form
    68,345.20/102,546.60 = 37,202.80/x
  3. Step 3: Cross multiply
    68,345.20x = 102,546.60 × 37,202.80
  4. Step 4: Simplify right side
    68,345.20x = 3,815,020,650.48
  5. Step 5: Solve for x
    x = 3,815,020,650.48/68,345.20
  6. Step 6: Final answer
    x = 55,819.88

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