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Finding the Fourth Proportional to 64,627.76, 96,993.48 and 33,471.92

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Solution

The fourth proportional to 64,627.76, 96,993.48 and 33,471.92 is: 50,234.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,627.76 : 96,993.48 = 33,471.92 : x
  2. Step 2: Convert to fraction form
    64,627.76/96,993.48 = 33,471.92/x
  3. Step 3: Cross multiply
    64,627.76x = 96,993.48 × 33,471.92
  4. Step 4: Simplify right side
    64,627.76x = 3,246,558,003.08
  5. Step 5: Solve for x
    x = 3,246,558,003.08/64,627.76
  6. Step 6: Final answer
    x = 50,234.73

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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.