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Finding the Fourth Proportional to 82,084.36, 123,133.38 and 22,920.72

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Solution

The fourth proportional to 82,084.36, 123,133.38 and 22,920.72 is: 34,382.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,084.36 : 123,133.38 = 22,920.72 : x
  2. Step 2: Convert to fraction form
    82,084.36/123,133.38 = 22,920.72/x
  3. Step 3: Cross multiply
    82,084.36x = 123,133.38 × 22,920.72
  4. Step 4: Simplify right side
    82,084.36x = 2,822,305,725.63
  5. Step 5: Solve for x
    x = 2,822,305,725.63/82,084.36
  6. Step 6: Final answer
    x = 34,382.99

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