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Finding the Fourth Proportional to 80,568.71, 111,184.95 and 44,758.74

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Solution

The fourth proportional to 80,568.71, 111,184.95 and 44,758.74 is: 61,767.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,568.71 : 111,184.95 = 44,758.74 : x
  2. Step 2: Convert to fraction form
    80,568.71/111,184.95 = 44,758.74/x
  3. Step 3: Cross multiply
    80,568.71x = 111,184.95 × 44,758.74
  4. Step 4: Simplify right side
    80,568.71x = 4,976,498,853.75
  5. Step 5: Solve for x
    x = 4,976,498,853.75/80,568.71
  6. Step 6: Final answer
    x = 61,767.14

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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.