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Finding the Third Proportional to 93,928 and 194,432

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Solution

The third proportional to 93,928 and 194,432 is: 402,476.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,928 : 194,432 = 194,432 : x
  2. Step 2: Convert to fraction form
    93,928/194,432 = 194,432/x
  3. Step 3: Cross multiply
    93,928x = 194,432 × 194,432
  4. Step 4: Simplify right side
    93,928x = 37,803,802,624
  5. Step 5: Solve for x
    x = 37,803,802,624/93,928
  6. Step 6: Final answer
    x = 402,476.39

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.