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Finding the Fourth Proportional to 200,378.75, 276,521.72 and 109,734.41

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Solution

The fourth proportional to 200,378.75, 276,521.72 and 109,734.41 is: 151,432.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,378.75 : 276,521.72 = 109,734.41 : x
  2. Step 2: Convert to fraction form
    200,378.75/276,521.72 = 109,734.41/x
  3. Step 3: Cross multiply
    200,378.75x = 276,521.72 × 109,734.41
  4. Step 4: Simplify right side
    200,378.75x = 30,343,947,939.02
  5. Step 5: Solve for x
    x = 30,343,947,939.02/200,378.75
  6. Step 6: Final answer
    x = 151,432.97

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