Home / 50,944.72-76,388.64-40,481.68

Finding the Fourth Proportional to 50,944.72, 76,388.64 and 40,481.68

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Solution

The fourth proportional to 50,944.72, 76,388.64 and 40,481.68 is: 60,699.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,944.72 : 76,388.64 = 40,481.68 : x
  2. Step 2: Convert to fraction form
    50,944.72/76,388.64 = 40,481.68/x
  3. Step 3: Cross multiply
    50,944.72x = 76,388.64 × 40,481.68
  4. Step 4: Simplify right side
    50,944.72x = 3,092,340,480.12
  5. Step 5: Solve for x
    x = 3,092,340,480.12/50,944.72
  6. Step 6: Final answer
    x = 60,699.92

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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.