Home / 80,552.82-111,161.40-44,742.48

Finding the Fourth Proportional to 80,552.82, 111,161.40 and 44,742.48

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Solution

The fourth proportional to 80,552.82, 111,161.40 and 44,742.48 is: 61,743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,552.82 : 111,161.40 = 44,742.48 : x
  2. Step 2: Convert to fraction form
    80,552.82/111,161.40 = 44,742.48/x
  3. Step 3: Cross multiply
    80,552.82x = 111,161.40 × 44,742.48
  4. Step 4: Simplify right side
    80,552.82x = 4,973,636,716.27
  5. Step 5: Solve for x
    x = 4,973,636,716.27/80,552.82
  6. Step 6: Final answer
    x = 61,743.79

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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.