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Finding the Fourth Proportional to 50,884.60, 70,255.50 and 31,793.44

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Solution

The fourth proportional to 50,884.60, 70,255.50 and 31,793.44 is: 43,896.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,884.60 : 70,255.50 = 31,793.44 : x
  2. Step 2: Convert to fraction form
    50,884.60/70,255.50 = 31,793.44/x
  3. Step 3: Cross multiply
    50,884.60x = 70,255.50 × 31,793.44
  4. Step 4: Simplify right side
    50,884.60x = 2,233,664,023.92
  5. Step 5: Solve for x
    x = 2,233,664,023.92/50,884.60
  6. Step 6: Final answer
    x = 43,896.66

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1.5x scale

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.