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Finding the Fourth Proportional to 204,043.40, 306,065.10 and 124,209.80

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Solution

The fourth proportional to 204,043.40, 306,065.10 and 124,209.80 is: 186,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,043.40 : 306,065.10 = 124,209.80 : x
  2. Step 2: Convert to fraction form
    204,043.40/306,065.10 = 124,209.80/x
  3. Step 3: Cross multiply
    204,043.40x = 306,065.10 × 124,209.80
  4. Step 4: Simplify right side
    204,043.40x = 38,016,284,857.98
  5. Step 5: Solve for x
    x = 38,016,284,857.98/204,043.40
  6. Step 6: Final answer
    x = 186,314.70

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