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Finding the Fourth Proportional to 175,036.20, 262,554.30 and 81,724.20

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Solution

The fourth proportional to 175,036.20, 262,554.30 and 81,724.20 is: 122,586.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,036.20 : 262,554.30 = 81,724.20 : x
  2. Step 2: Convert to fraction form
    175,036.20/262,554.30 = 81,724.20/x
  3. Step 3: Cross multiply
    175,036.20x = 262,554.30 × 81,724.20
  4. Step 4: Simplify right side
    175,036.20x = 21,457,040,124.06
  5. Step 5: Solve for x
    x = 21,457,040,124.06/175,036.20
  6. Step 6: Final answer
    x = 122,586.30

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