Home / 83,932.20-125,787.02-31,288.68

Finding the Fourth Proportional to 83,932.20, 125,787.02 and 31,288.68

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Solution

The fourth proportional to 83,932.20, 125,787.02 and 31,288.68 is: 46,891.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,932.20 : 125,787.02 = 31,288.68 : x
  2. Step 2: Convert to fraction form
    83,932.20/125,787.02 = 31,288.68/x
  3. Step 3: Cross multiply
    83,932.20x = 125,787.02 × 31,288.68
  4. Step 4: Simplify right side
    83,932.20x = 3,935,709,816.93
  5. Step 5: Solve for x
    x = 3,935,709,816.93/83,932.20
  6. Step 6: Final answer
    x = 46,891.54

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