Home / 80,599.11-111,229.57-44,790.63

Finding the Fourth Proportional to 80,599.11, 111,229.57 and 44,790.63

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Solution

The fourth proportional to 80,599.11, 111,229.57 and 44,790.63 is: 61,812.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,599.11 : 111,229.57 = 44,790.63 : x
  2. Step 2: Convert to fraction form
    80,599.11/111,229.57 = 44,790.63/x
  3. Step 3: Cross multiply
    80,599.11x = 111,229.57 × 44,790.63
  4. Step 4: Simplify right side
    80,599.11x = 4,982,042,514.93
  5. Step 5: Solve for x
    x = 4,982,042,514.93/80,599.11
  6. Step 6: Final answer
    x = 61,812.62

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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.