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Finding the Fourth Proportional to 45,772.88, 68,659.72 and 16,195.73

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Solution

The fourth proportional to 45,772.88, 68,659.72 and 16,195.73 is: 24,293.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,772.88 : 68,659.72 = 16,195.73 : x
  2. Step 2: Convert to fraction form
    45,772.88/68,659.72 = 16,195.73/x
  3. Step 3: Cross multiply
    45,772.88x = 68,659.72 × 16,195.73
  4. Step 4: Simplify right side
    45,772.88x = 1,111,993,903.21
  5. Step 5: Solve for x
    x = 1,111,993,903.21/45,772.88
  6. Step 6: Final answer
    x = 24,293.73

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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.