Home / 80,774-111,469.08-44,965.52

Finding the Fourth Proportional to 80,774, 111,469.08 and 44,965.52

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Solution

The fourth proportional to 80,774, 111,469.08 and 44,965.52 is: 62,052.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,774 : 111,469.08 = 44,965.52 : x
  2. Step 2: Convert to fraction form
    80,774/111,469.08 = 44,965.52/x
  3. Step 3: Cross multiply
    80,774x = 111,469.08 × 44,965.52
  4. Step 4: Simplify right side
    80,774x = 5,012,265,146.12
  5. Step 5: Solve for x
    x = 5,012,265,146.12/80,774
  6. Step 6: Final answer
    x = 62,052.95

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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.