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Finding the Fourth Proportional to 50,900.60, 70,168.56 and 35,747.84

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Solution

The fourth proportional to 50,900.60, 70,168.56 and 35,747.84 is: 49,279.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,900.60 : 70,168.56 = 35,747.84 : x
  2. Step 2: Convert to fraction form
    50,900.60/70,168.56 = 35,747.84/x
  3. Step 3: Cross multiply
    50,900.60x = 70,168.56 × 35,747.84
  4. Step 4: Simplify right side
    50,900.60x = 2,508,374,455.91
  5. Step 5: Solve for x
    x = 2,508,374,455.91/50,900.60
  6. Step 6: Final answer
    x = 49,279.86

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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.