Home / 73,340.11-109,992.55-33,859.29

Finding the Fourth Proportional to 73,340.11, 109,992.55 and 33,859.29

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Solution

The fourth proportional to 73,340.11, 109,992.55 and 33,859.29 is: 50,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,340.11 : 109,992.55 = 33,859.29 : x
  2. Step 2: Convert to fraction form
    73,340.11/109,992.55 = 33,859.29/x
  3. Step 3: Cross multiply
    73,340.11x = 109,992.55 × 33,859.29
  4. Step 4: Simplify right side
    73,340.11x = 3,724,269,648.29
  5. Step 5: Solve for x
    x = 3,724,269,648.29/73,340.11
  6. Step 6: Final answer
    x = 50,780.80

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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.