Home / 80,366.20-110,907.99-44,559.55

Finding the Fourth Proportional to 80,366.20, 110,907.99 and 44,559.55

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Solution

The fourth proportional to 80,366.20, 110,907.99 and 44,559.55 is: 61,493.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,366.20 : 110,907.99 = 44,559.55 : x
  2. Step 2: Convert to fraction form
    80,366.20/110,907.99 = 44,559.55/x
  3. Step 3: Cross multiply
    80,366.20x = 110,907.99 × 44,559.55
  4. Step 4: Simplify right side
    80,366.20x = 4,942,010,125.80
  5. Step 5: Solve for x
    x = 4,942,010,125.80/80,366.20
  6. Step 6: Final answer
    x = 61,493.64

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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.