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Finding the Third Proportional to 28,861 and 62,030

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Solution

The third proportional to 28,861 and 62,030 is: 133,319.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,861 : 62,030 = 62,030 : x
  2. Step 2: Convert to fraction form
    28,861/62,030 = 62,030/x
  3. Step 3: Cross multiply
    28,861x = 62,030 × 62,030
  4. Step 4: Simplify right side
    28,861x = 3,847,720,900
  5. Step 5: Solve for x
    x = 3,847,720,900/28,861
  6. Step 6: Final answer
    x = 133,319.04

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.