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Finding the Fourth Proportional to 67,329.33, 100,994.87 and 32,260.78

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Solution

The fourth proportional to 67,329.33, 100,994.87 and 32,260.78 is: 48,391.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,329.33 : 100,994.87 = 32,260.78 : x
  2. Step 2: Convert to fraction form
    67,329.33/100,994.87 = 32,260.78/x
  3. Step 3: Cross multiply
    67,329.33x = 100,994.87 × 32,260.78
  4. Step 4: Simplify right side
    67,329.33x = 3,258,173,282.20
  5. Step 5: Solve for x
    x = 3,258,173,282.20/67,329.33
  6. Step 6: Final answer
    x = 48,391.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.