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Finding the Third Proportional to 28,519 and 58,855

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Solution

The third proportional to 28,519 and 58,855 is: 121,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,519 : 58,855 = 58,855 : x
  2. Step 2: Convert to fraction form
    28,519/58,855 = 58,855/x
  3. Step 3: Cross multiply
    28,519x = 58,855 × 58,855
  4. Step 4: Simplify right side
    28,519x = 3,463,911,025
  5. Step 5: Solve for x
    x = 3,463,911,025/28,519
  6. Step 6: Final answer
    x = 121,459.76

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.