Home / 80,552.44-111,202.77-50,354.56

Finding the Fourth Proportional to 80,552.44, 111,202.77 and 50,354.56

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Solution

The fourth proportional to 80,552.44, 111,202.77 and 50,354.56 is: 69,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,552.44 : 111,202.77 = 50,354.56 : x
  2. Step 2: Convert to fraction form
    80,552.44/111,202.77 = 50,354.56/x
  3. Step 3: Cross multiply
    80,552.44x = 111,202.77 × 50,354.56
  4. Step 4: Simplify right side
    80,552.44x = 5,599,566,554.13
  5. Step 5: Solve for x
    x = 5,599,566,554.13/80,552.44
  6. Step 6: Final answer
    x = 69,514.55

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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.