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Finding the Fourth Proportional to 83,252.40, 124,878.60 and 82,669.20

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Solution

The fourth proportional to 83,252.40, 124,878.60 and 82,669.20 is: 124,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,252.40 : 124,878.60 = 82,669.20 : x
  2. Step 2: Convert to fraction form
    83,252.40/124,878.60 = 82,669.20/x
  3. Step 3: Cross multiply
    83,252.40x = 124,878.60 × 82,669.20
  4. Step 4: Simplify right side
    83,252.40x = 10,323,613,959.12
  5. Step 5: Solve for x
    x = 10,323,613,959.12/83,252.40
  6. Step 6: Final answer
    x = 124,003.80

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