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Finding the Third Proportional to 30,674 and 48,063

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Solution

The third proportional to 30,674 and 48,063 is: 75,309.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,674 : 48,063 = 48,063 : x
  2. Step 2: Convert to fraction form
    30,674/48,063 = 48,063/x
  3. Step 3: Cross multiply
    30,674x = 48,063 × 48,063
  4. Step 4: Simplify right side
    30,674x = 2,310,051,969
  5. Step 5: Solve for x
    x = 2,310,051,969/30,674
  6. Step 6: Final answer
    x = 75,309.77

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.