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Finding the Third Proportional to 96,776 and 197,440

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Solution

The third proportional to 96,776 and 197,440 is: 402,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,776 : 197,440 = 197,440 : x
  2. Step 2: Convert to fraction form
    96,776/197,440 = 197,440/x
  3. Step 3: Cross multiply
    96,776x = 197,440 × 197,440
  4. Step 4: Simplify right side
    96,776x = 38,982,553,600
  5. Step 5: Solve for x
    x = 38,982,553,600/96,776
  6. Step 6: Final answer
    x = 402,812.20

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.