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Finding the Fourth Proportional to 45,882.80, 68,824.20 and 44,133.20

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Solution

The fourth proportional to 45,882.80, 68,824.20 and 44,133.20 is: 66,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,882.80 : 68,824.20 = 44,133.20 : x
  2. Step 2: Convert to fraction form
    45,882.80/68,824.20 = 44,133.20/x
  3. Step 3: Cross multiply
    45,882.80x = 68,824.20 × 44,133.20
  4. Step 4: Simplify right side
    45,882.80x = 3,037,432,183.44
  5. Step 5: Solve for x
    x = 3,037,432,183.44/45,882.80
  6. Step 6: Final answer
    x = 66,199.80

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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.