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Finding the Third Proportional to 29,292 and 64,191

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Solution

The third proportional to 29,292 and 64,191 is: 140,669.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,292 : 64,191 = 64,191 : x
  2. Step 2: Convert to fraction form
    29,292/64,191 = 64,191/x
  3. Step 3: Cross multiply
    29,292x = 64,191 × 64,191
  4. Step 4: Simplify right side
    29,292x = 4,120,484,481
  5. Step 5: Solve for x
    x = 4,120,484,481/29,292
  6. Step 6: Final answer
    x = 140,669.28

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.