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Finding the Third Proportional to 67,900 and 160,536

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Solution

The third proportional to 67,900 and 160,536 is: 379,555.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,900 : 160,536 = 160,536 : x
  2. Step 2: Convert to fraction form
    67,900/160,536 = 160,536/x
  3. Step 3: Cross multiply
    67,900x = 160,536 × 160,536
  4. Step 4: Simplify right side
    67,900x = 25,771,807,296
  5. Step 5: Solve for x
    x = 25,771,807,296/67,900
  6. Step 6: Final answer
    x = 379,555.34

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.