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Finding the Third Proportional to 44,190 and 64,980

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Solution

The third proportional to 44,190 and 64,980 is: 95,551.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,190 : 64,980 = 64,980 : x
  2. Step 2: Convert to fraction form
    44,190/64,980 = 64,980/x
  3. Step 3: Cross multiply
    44,190x = 64,980 × 64,980
  4. Step 4: Simplify right side
    44,190x = 4,222,400,400
  5. Step 5: Solve for x
    x = 4,222,400,400/44,190
  6. Step 6: Final answer
    x = 95,551.04

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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.