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Finding the Fourth Proportional to 149,893.78, 206,853.45 and 82,825.78

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Solution

The fourth proportional to 149,893.78, 206,853.45 and 82,825.78 is: 114,299.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,893.78 : 206,853.45 = 82,825.78 : x
  2. Step 2: Convert to fraction form
    149,893.78/206,853.45 = 82,825.78/x
  3. Step 3: Cross multiply
    149,893.78x = 206,853.45 × 82,825.78
  4. Step 4: Simplify right side
    149,893.78x = 17,132,798,341.94
  5. Step 5: Solve for x
    x = 17,132,798,341.94/149,893.78
  6. Step 6: Final answer
    x = 114,299.59

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