Home / 40,838.32-61,262.97-40,105.68

Finding the Fourth Proportional to 40,838.32, 61,262.97 and 40,105.68

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Solution

The fourth proportional to 40,838.32, 61,262.97 and 40,105.68 is: 60,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,838.32 : 61,262.97 = 40,105.68 : x
  2. Step 2: Convert to fraction form
    40,838.32/61,262.97 = 40,105.68/x
  3. Step 3: Cross multiply
    40,838.32x = 61,262.97 × 40,105.68
  4. Step 4: Simplify right side
    40,838.32x = 2,456,992,690.54
  5. Step 5: Solve for x
    x = 2,456,992,690.54/40,838.32
  6. Step 6: Final answer
    x = 60,163.90

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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.