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Finding the Third Proportional to 109,330 and 160,107

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Solution

The third proportional to 109,330 and 160,107 is: 234,466.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,330 : 160,107 = 160,107 : x
  2. Step 2: Convert to fraction form
    109,330/160,107 = 160,107/x
  3. Step 3: Cross multiply
    109,330x = 160,107 × 160,107
  4. Step 4: Simplify right side
    109,330x = 25,634,251,449
  5. Step 5: Solve for x
    x = 25,634,251,449/109,330
  6. Step 6: Final answer
    x = 234,466.77

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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.