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Finding the Fourth Proportional to 82,929.20, 124,393.80 and 27,525.20

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Solution

The fourth proportional to 82,929.20, 124,393.80 and 27,525.20 is: 41,287.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,929.20 : 124,393.80 = 27,525.20 : x
  2. Step 2: Convert to fraction form
    82,929.20/124,393.80 = 27,525.20/x
  3. Step 3: Cross multiply
    82,929.20x = 124,393.80 × 27,525.20
  4. Step 4: Simplify right side
    82,929.20x = 3,423,963,601.79
  5. Step 5: Solve for x
    x = 3,423,963,601.79/82,929.20
  6. Step 6: Final answer
    x = 41,287.79

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