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Finding the Third Proportional to 66,006 and 144,054

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Solution

The third proportional to 66,006 and 144,054 is: 314,388.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,006 : 144,054 = 144,054 : x
  2. Step 2: Convert to fraction form
    66,006/144,054 = 144,054/x
  3. Step 3: Cross multiply
    66,006x = 144,054 × 144,054
  4. Step 4: Simplify right side
    66,006x = 20,751,554,916
  5. Step 5: Solve for x
    x = 20,751,554,916/66,006
  6. Step 6: Final answer
    x = 314,388.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.