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Finding the Third Proportional to 129,861 and 283,752

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Solution

The third proportional to 129,861 and 283,752 is: 620,010.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,861 : 283,752 = 283,752 : x
  2. Step 2: Convert to fraction form
    129,861/283,752 = 283,752/x
  3. Step 3: Cross multiply
    129,861x = 283,752 × 283,752
  4. Step 4: Simplify right side
    129,861x = 80,515,197,504
  5. Step 5: Solve for x
    x = 80,515,197,504/129,861
  6. Step 6: Final answer
    x = 620,010.61

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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.