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Finding the Third Proportional to 131,026 and 201,579

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Solution

The third proportional to 131,026 and 201,579 is: 310,122.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,026 : 201,579 = 201,579 : x
  2. Step 2: Convert to fraction form
    131,026/201,579 = 201,579/x
  3. Step 3: Cross multiply
    131,026x = 201,579 × 201,579
  4. Step 4: Simplify right side
    131,026x = 40,634,093,241
  5. Step 5: Solve for x
    x = 40,634,093,241/131,026
  6. Step 6: Final answer
    x = 310,122.37

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.