Home / 80,622.30-111,258.66-44,815.65

Finding the Fourth Proportional to 80,622.30, 111,258.66 and 44,815.65

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Solution

The fourth proportional to 80,622.30, 111,258.66 and 44,815.65 is: 61,845.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,622.30 : 111,258.66 = 44,815.65 : x
  2. Step 2: Convert to fraction form
    80,622.30/111,258.66 = 44,815.65/x
  3. Step 3: Cross multiply
    80,622.30x = 111,258.66 × 44,815.65
  4. Step 4: Simplify right side
    80,622.30x = 4,986,129,166.03
  5. Step 5: Solve for x
    x = 4,986,129,166.03/80,622.30
  6. Step 6: Final answer
    x = 61,845.53

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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.