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Finding the Fourth Proportional to 238,476.70, 329,026.08 and 142,948.54

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Solution

The fourth proportional to 238,476.70, 329,026.08 and 142,948.54 is: 197,225.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,476.70 : 329,026.08 = 142,948.54 : x
  2. Step 2: Convert to fraction form
    238,476.70/329,026.08 = 142,948.54/x
  3. Step 3: Cross multiply
    238,476.70x = 329,026.08 × 142,948.54
  4. Step 4: Simplify right side
    238,476.70x = 47,033,797,757.92
  5. Step 5: Solve for x
    x = 47,033,797,757.92/238,476.70
  6. Step 6: Final answer
    x = 197,225.97

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