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Finding the Third Proportional to 68,316 and 148,452

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Solution

The third proportional to 68,316 and 148,452 is: 322,589.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,316 : 148,452 = 148,452 : x
  2. Step 2: Convert to fraction form
    68,316/148,452 = 148,452/x
  3. Step 3: Cross multiply
    68,316x = 148,452 × 148,452
  4. Step 4: Simplify right side
    68,316x = 22,037,996,304
  5. Step 5: Solve for x
    x = 22,037,996,304/68,316
  6. Step 6: Final answer
    x = 322,589.09

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.