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Finding the Third Proportional to 29,085.75 and 62,829

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Solution

The third proportional to 29,085.75 and 62,829 is: 135,718.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,085.75 : 62,829 = 62,829 : x
  2. Step 2: Convert to fraction form
    29,085.75/62,829 = 62,829/x
  3. Step 3: Cross multiply
    29,085.75x = 62,829 × 62,829
  4. Step 4: Simplify right side
    29,085.75x = 3,947,483,241
  5. Step 5: Solve for x
    x = 3,947,483,241/29,085.75
  6. Step 6: Final answer
    x = 135,718.81

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.