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Finding the Third Proportional to 131,123 and 202,476

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Solution

The third proportional to 131,123 and 202,476 is: 312,657.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,123 : 202,476 = 202,476 : x
  2. Step 2: Convert to fraction form
    131,123/202,476 = 202,476/x
  3. Step 3: Cross multiply
    131,123x = 202,476 × 202,476
  4. Step 4: Simplify right side
    131,123x = 40,996,530,576
  5. Step 5: Solve for x
    x = 40,996,530,576/131,123
  6. Step 6: Final answer
    x = 312,657.05

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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.