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Finding the Fourth Proportional to 253,950.11, 350,380.24 and 200,067.90

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Solution

The fourth proportional to 253,950.11, 350,380.24 and 200,067.90 is: 276,037.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,950.11 : 350,380.24 = 200,067.90 : x
  2. Step 2: Convert to fraction form
    253,950.11/350,380.24 = 200,067.90/x
  3. Step 3: Cross multiply
    253,950.11x = 350,380.24 × 200,067.90
  4. Step 4: Simplify right side
    253,950.11x = 70,099,838,818.30
  5. Step 5: Solve for x
    x = 70,099,838,818.30/253,950.11
  6. Step 6: Final answer
    x = 276,037.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.