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Finding the Third Proportional to 30,804 and 49,609

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Solution

The third proportional to 30,804 and 49,609 is: 79,893.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,804 : 49,609 = 49,609 : x
  2. Step 2: Convert to fraction form
    30,804/49,609 = 49,609/x
  3. Step 3: Cross multiply
    30,804x = 49,609 × 49,609
  4. Step 4: Simplify right side
    30,804x = 2,461,052,881
  5. Step 5: Solve for x
    x = 2,461,052,881/30,804
  6. Step 6: Final answer
    x = 79,893.94

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.