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Finding the Third Proportional to 63,528 and 135,800

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Solution

The third proportional to 63,528 and 135,800 is: 290,291.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,528 : 135,800 = 135,800 : x
  2. Step 2: Convert to fraction form
    63,528/135,800 = 135,800/x
  3. Step 3: Cross multiply
    63,528x = 135,800 × 135,800
  4. Step 4: Simplify right side
    63,528x = 18,441,640,000
  5. Step 5: Solve for x
    x = 18,441,640,000/63,528
  6. Step 6: Final answer
    x = 290,291.52

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.