Home / 80,219.76-110,705.28-43,924.80

Finding the Fourth Proportional to 80,219.76, 110,705.28 and 43,924.80

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Solution

The fourth proportional to 80,219.76, 110,705.28 and 43,924.80 is: 60,617.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,219.76 : 110,705.28 = 43,924.80 : x
  2. Step 2: Convert to fraction form
    80,219.76/110,705.28 = 43,924.80/x
  3. Step 3: Cross multiply
    80,219.76x = 110,705.28 × 43,924.80
  4. Step 4: Simplify right side
    80,219.76x = 4,862,707,282.94
  5. Step 5: Solve for x
    x = 4,862,707,282.94/80,219.76
  6. Step 6: Final answer
    x = 60,617.33

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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.