Home / 80,545.35-111,149.51-44,737.66

Finding the Fourth Proportional to 80,545.35, 111,149.51 and 44,737.66

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Solution

The fourth proportional to 80,545.35, 111,149.51 and 44,737.66 is: 61,736.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,545.35 : 111,149.51 = 44,737.66 : x
  2. Step 2: Convert to fraction form
    80,545.35/111,149.51 = 44,737.66/x
  3. Step 3: Cross multiply
    80,545.35x = 111,149.51 × 44,737.66
  4. Step 4: Simplify right side
    80,545.35x = 4,972,568,987.55
  5. Step 5: Solve for x
    x = 4,972,568,987.55/80,545.35
  6. Step 6: Final answer
    x = 61,736.26

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1.5x scale

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.