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Finding the Fourth Proportional to 45,093.92, 67,519.88 and 36,739.76

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Solution

The fourth proportional to 45,093.92, 67,519.88 and 36,739.76 is: 55,011.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,093.92 : 67,519.88 = 36,739.76 : x
  2. Step 2: Convert to fraction form
    45,093.92/67,519.88 = 36,739.76/x
  3. Step 3: Cross multiply
    45,093.92x = 67,519.88 × 36,739.76
  4. Step 4: Simplify right side
    45,093.92x = 2,480,664,186.43
  5. Step 5: Solve for x
    x = 2,480,664,186.43/45,093.92
  6. Step 6: Final answer
    x = 55,011.06

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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.