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Finding the Third Proportional to 66,224 and 99,944

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Solution

The third proportional to 66,224 and 99,944 is: 150,833.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,224 : 99,944 = 99,944 : x
  2. Step 2: Convert to fraction form
    66,224/99,944 = 99,944/x
  3. Step 3: Cross multiply
    66,224x = 99,944 × 99,944
  4. Step 4: Simplify right side
    66,224x = 9,988,803,136
  5. Step 5: Solve for x
    x = 9,988,803,136/66,224
  6. Step 6: Final answer
    x = 150,833.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.