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Finding the Fourth Proportional to 171,071.20, 256,606.80 and 162,906.40

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Solution

The fourth proportional to 171,071.20, 256,606.80 and 162,906.40 is: 244,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,071.20 : 256,606.80 = 162,906.40 : x
  2. Step 2: Convert to fraction form
    171,071.20/256,606.80 = 162,906.40/x
  3. Step 3: Cross multiply
    171,071.20x = 256,606.80 × 162,906.40
  4. Step 4: Simplify right side
    171,071.20x = 41,802,890,003.52
  5. Step 5: Solve for x
    x = 41,802,890,003.52/171,071.20
  6. Step 6: Final answer
    x = 244,359.60

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