Home / 80,766.87-111,458.28-44,956.11

Finding the Fourth Proportional to 80,766.87, 111,458.28 and 44,956.11

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Solution

The fourth proportional to 80,766.87, 111,458.28 and 44,956.11 is: 62,039.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,766.87 : 111,458.28 = 44,956.11 : x
  2. Step 2: Convert to fraction form
    80,766.87/111,458.28 = 44,956.11/x
  3. Step 3: Cross multiply
    80,766.87x = 111,458.28 × 44,956.11
  4. Step 4: Simplify right side
    80,766.87x = 5,010,730,696.09
  5. Step 5: Solve for x
    x = 5,010,730,696.09/80,766.87
  6. Step 6: Final answer
    x = 62,039.43

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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.