Home / 67,151.06-100,727.75-22,778.96

Finding the Fourth Proportional to 67,151.06, 100,727.75 and 22,778.96

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Solution

The fourth proportional to 67,151.06, 100,727.75 and 22,778.96 is: 34,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,151.06 : 100,727.75 = 22,778.96 : x
  2. Step 2: Convert to fraction form
    67,151.06/100,727.75 = 22,778.96/x
  3. Step 3: Cross multiply
    67,151.06x = 100,727.75 × 22,778.96
  4. Step 4: Simplify right side
    67,151.06x = 2,294,473,388.14
  5. Step 5: Solve for x
    x = 2,294,473,388.14/67,151.06
  6. Step 6: Final answer
    x = 34,168.83

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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.