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Finding the Fourth Proportional to 50,797.46, 70,101.02 and 30,650.44

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Solution

The fourth proportional to 50,797.46, 70,101.02 and 30,650.44 is: 42,297.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,797.46 : 70,101.02 = 30,650.44 : x
  2. Step 2: Convert to fraction form
    50,797.46/70,101.02 = 30,650.44/x
  3. Step 3: Cross multiply
    50,797.46x = 70,101.02 × 30,650.44
  4. Step 4: Simplify right side
    50,797.46x = 2,148,627,107.45
  5. Step 5: Solve for x
    x = 2,148,627,107.45/50,797.46
  6. Step 6: Final answer
    x = 42,297.92

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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.