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Finding the Third Proportional to 63,528 and 135,494

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Solution

The third proportional to 63,528 and 135,494 is: 288,984.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,528 : 135,494 = 135,494 : x
  2. Step 2: Convert to fraction form
    63,528/135,494 = 135,494/x
  3. Step 3: Cross multiply
    63,528x = 135,494 × 135,494
  4. Step 4: Simplify right side
    63,528x = 18,358,624,036
  5. Step 5: Solve for x
    x = 18,358,624,036/63,528
  6. Step 6: Final answer
    x = 288,984.76

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.