Home / 71,727.75-98,984.30-41,919.75

Finding the Fourth Proportional to 71,727.75, 98,984.30 and 41,919.75

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Solution

The fourth proportional to 71,727.75, 98,984.30 and 41,919.75 is: 57,849.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,727.75 : 98,984.30 = 41,919.75 : x
  2. Step 2: Convert to fraction form
    71,727.75/98,984.30 = 41,919.75/x
  3. Step 3: Cross multiply
    71,727.75x = 98,984.30 × 41,919.75
  4. Step 4: Simplify right side
    71,727.75x = 4,149,396,900.33
  5. Step 5: Solve for x
    x = 4,149,396,900.33/71,727.75
  6. Step 6: Final answer
    x = 57,849.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.