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Finding the Fourth Proportional to 80,626.86, 111,271.86 and 44,823.78

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Solution

The fourth proportional to 80,626.86, 111,271.86 and 44,823.78 is: 61,860.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,626.86 : 111,271.86 = 44,823.78 : x
  2. Step 2: Convert to fraction form
    80,626.86/111,271.86 = 44,823.78/x
  3. Step 3: Cross multiply
    80,626.86x = 111,271.86 × 44,823.78
  4. Step 4: Simplify right side
    80,626.86x = 4,987,625,372.83
  5. Step 5: Solve for x
    x = 4,987,625,372.83/80,626.86
  6. Step 6: Final answer
    x = 61,860.59

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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.