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Finding the Third Proportional to 45,226 and 66,529

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Solution

The third proportional to 45,226 and 66,529 is: 97,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,226 : 66,529 = 66,529 : x
  2. Step 2: Convert to fraction form
    45,226/66,529 = 66,529/x
  3. Step 3: Cross multiply
    45,226x = 66,529 × 66,529
  4. Step 4: Simplify right side
    45,226x = 4,426,107,841
  5. Step 5: Solve for x
    x = 4,426,107,841/45,226
  6. Step 6: Final answer
    x = 97,866.44

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.