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Finding the Fourth Proportional to 185,872.44, 256,506.30 and 100,990.92

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Solution

The fourth proportional to 185,872.44, 256,506.30 and 100,990.92 is: 139,368.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,872.44 : 256,506.30 = 100,990.92 : x
  2. Step 2: Convert to fraction form
    185,872.44/256,506.30 = 100,990.92/x
  3. Step 3: Cross multiply
    185,872.44x = 256,506.30 × 100,990.92
  4. Step 4: Simplify right side
    185,872.44x = 25,904,807,222.80
  5. Step 5: Solve for x
    x = 25,904,807,222.80/185,872.44
  6. Step 6: Final answer
    x = 139,368.74

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