Home / 80,450.66-111,022.79-44,641.27

Finding the Fourth Proportional to 80,450.66, 111,022.79 and 44,641.27

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Solution

The fourth proportional to 80,450.66, 111,022.79 and 44,641.27 is: 61,605.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,450.66 : 111,022.79 = 44,641.27 : x
  2. Step 2: Convert to fraction form
    80,450.66/111,022.79 = 44,641.27/x
  3. Step 3: Cross multiply
    80,450.66x = 111,022.79 × 44,641.27
  4. Step 4: Simplify right side
    80,450.66x = 4,956,198,260.12
  5. Step 5: Solve for x
    x = 4,956,198,260.12/80,450.66
  6. Step 6: Final answer
    x = 61,605.44

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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.