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Finding the Fourth Proportional to 73,234.80, 109,861.92 and 33,800.76

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Solution

The fourth proportional to 73,234.80, 109,861.92 and 33,800.76 is: 50,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,234.80 : 109,861.92 = 33,800.76 : x
  2. Step 2: Convert to fraction form
    73,234.80/109,861.92 = 33,800.76/x
  3. Step 3: Cross multiply
    73,234.80x = 109,861.92 × 33,800.76
  4. Step 4: Simplify right side
    73,234.80x = 3,713,416,391.06
  5. Step 5: Solve for x
    x = 3,713,416,391.06/73,234.80
  6. Step 6: Final answer
    x = 50,705.63

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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.