Home / 80,565.66-111,180.53-44,759.03

Finding the Fourth Proportional to 80,565.66, 111,180.53 and 44,759.03

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Solution

The fourth proportional to 80,565.66, 111,180.53 and 44,759.03 is: 61,767.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,565.66 : 111,180.53 = 44,759.03 : x
  2. Step 2: Convert to fraction form
    80,565.66/111,180.53 = 44,759.03/x
  3. Step 3: Cross multiply
    80,565.66x = 111,180.53 × 44,759.03
  4. Step 4: Simplify right side
    80,565.66x = 4,976,332,233.68
  5. Step 5: Solve for x
    x = 4,976,332,233.68/80,565.66
  6. Step 6: Final answer
    x = 61,767.41

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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.