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Finding the Fourth Proportional to 223,660.44, 308,765.70 and 172,558.44

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Solution

The fourth proportional to 223,660.44, 308,765.70 and 172,558.44 is: 238,218.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,660.44 : 308,765.70 = 172,558.44 : x
  2. Step 2: Convert to fraction form
    223,660.44/308,765.70 = 172,558.44/x
  3. Step 3: Cross multiply
    223,660.44x = 308,765.70 × 172,558.44
  4. Step 4: Simplify right side
    223,660.44x = 53,280,127,517.51
  5. Step 5: Solve for x
    x = 53,280,127,517.51/223,660.44
  6. Step 6: Final answer
    x = 238,218.83

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