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Finding the Third Proportional to 200,025 and 292,131

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Solution

The third proportional to 200,025 and 292,131 is: 426,649.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,025 : 292,131 = 292,131 : x
  2. Step 2: Convert to fraction form
    200,025/292,131 = 292,131/x
  3. Step 3: Cross multiply
    200,025x = 292,131 × 292,131
  4. Step 4: Simplify right side
    200,025x = 85,340,521,161
  5. Step 5: Solve for x
    x = 85,340,521,161/200,025
  6. Step 6: Final answer
    x = 426,649.27

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.