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Finding the Third Proportional to 49,899.50 and 75,367

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Solution

The third proportional to 49,899.50 and 75,367 is: 113,832.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,899.50 : 75,367 = 75,367 : x
  2. Step 2: Convert to fraction form
    49,899.50/75,367 = 75,367/x
  3. Step 3: Cross multiply
    49,899.50x = 75,367 × 75,367
  4. Step 4: Simplify right side
    49,899.50x = 5,680,184,689
  5. Step 5: Solve for x
    x = 5,680,184,689/49,899.50
  6. Step 6: Final answer
    x = 113,832.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.