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Finding the Fourth Proportional to 269,933.60, 404,900.40 and 82,920.80

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Solution

The fourth proportional to 269,933.60, 404,900.40 and 82,920.80 is: 124,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,933.60 : 404,900.40 = 82,920.80 : x
  2. Step 2: Convert to fraction form
    269,933.60/404,900.40 = 82,920.80/x
  3. Step 3: Cross multiply
    269,933.60x = 404,900.40 × 82,920.80
  4. Step 4: Simplify right side
    269,933.60x = 33,574,665,088.32
  5. Step 5: Solve for x
    x = 33,574,665,088.32/269,933.60
  6. Step 6: Final answer
    x = 124,381.20

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