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Finding the Fourth Proportional to 132,736.84, 198,637.34 and 82,840.30

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Solution

The fourth proportional to 132,736.84, 198,637.34 and 82,840.30 is: 123,968.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,736.84 : 198,637.34 = 82,840.30 : x
  2. Step 2: Convert to fraction form
    132,736.84/198,637.34 = 82,840.30/x
  3. Step 3: Cross multiply
    132,736.84x = 198,637.34 × 82,840.30
  4. Step 4: Simplify right side
    132,736.84x = 16,455,176,836.80
  5. Step 5: Solve for x
    x = 16,455,176,836.80/132,736.84
  6. Step 6: Final answer
    x = 123,968.42

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