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Finding the Third Proportional to 6,181.31 and 9,136.13

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Solution

The third proportional to 6,181.31 and 9,136.13 is: 13,503.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.31 : 9,136.13 = 9,136.13 : x
  2. Step 2: Convert to fraction form
    6,181.31/9,136.13 = 9,136.13/x
  3. Step 3: Cross multiply
    6,181.31x = 9,136.13 × 9,136.13
  4. Step 4: Simplify right side
    6,181.31x = 83,468,780.02
  5. Step 5: Solve for x
    x = 83,468,780.02/6,181.31
  6. Step 6: Final answer
    x = 13,503.41

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.