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Finding the Third Proportional to 30,186 and 44,355

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Solution

The third proportional to 30,186 and 44,355 is: 65,174.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,186 : 44,355 = 44,355 : x
  2. Step 2: Convert to fraction form
    30,186/44,355 = 44,355/x
  3. Step 3: Cross multiply
    30,186x = 44,355 × 44,355
  4. Step 4: Simplify right side
    30,186x = 1,967,366,025
  5. Step 5: Solve for x
    x = 1,967,366,025/30,186
  6. Step 6: Final answer
    x = 65,174.78

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.