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Finding the Fourth Proportional to 50,863.70, 76,279.97 and 35,169.59

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Solution

The fourth proportional to 50,863.70, 76,279.97 and 35,169.59 is: 52,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,863.70 : 76,279.97 = 35,169.59 : x
  2. Step 2: Convert to fraction form
    50,863.70/76,279.97 = 35,169.59/x
  3. Step 3: Cross multiply
    50,863.70x = 76,279.97 × 35,169.59
  4. Step 4: Simplify right side
    50,863.70x = 2,682,734,712.86
  5. Step 5: Solve for x
    x = 2,682,734,712.86/50,863.70
  6. Step 6: Final answer
    x = 52,743.60

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1.5x scale

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.