Home / 80,601.26-111,232.44-44,792.78

Finding the Fourth Proportional to 80,601.26, 111,232.44 and 44,792.78

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Solution

The fourth proportional to 80,601.26, 111,232.44 and 44,792.78 is: 61,815.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,601.26 : 111,232.44 = 44,792.78 : x
  2. Step 2: Convert to fraction form
    80,601.26/111,232.44 = 44,792.78/x
  3. Step 3: Cross multiply
    80,601.26x = 111,232.44 × 44,792.78
  4. Step 4: Simplify right side
    80,601.26x = 4,982,410,213.78
  5. Step 5: Solve for x
    x = 4,982,410,213.78/80,601.26
  6. Step 6: Final answer
    x = 61,815.54

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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.