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Finding the Fourth Proportional to 50,067.72, 75,101.48 and 16,787.86

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Solution

The fourth proportional to 50,067.72, 75,101.48 and 16,787.86 is: 25,181.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,067.72 : 75,101.48 = 16,787.86 : x
  2. Step 2: Convert to fraction form
    50,067.72/75,101.48 = 16,787.86/x
  3. Step 3: Cross multiply
    50,067.72x = 75,101.48 × 16,787.86
  4. Step 4: Simplify right side
    50,067.72x = 1,260,792,923.29
  5. Step 5: Solve for x
    x = 1,260,792,923.29/50,067.72
  6. Step 6: Final answer
    x = 25,181.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.