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Finding the Third Proportional to 66,195 and 141,866.25

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Solution

The third proportional to 66,195 and 141,866.25 is: 304,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,195 : 141,866.25 = 141,866.25 : x
  2. Step 2: Convert to fraction form
    66,195/141,866.25 = 141,866.25/x
  3. Step 3: Cross multiply
    66,195x = 141,866.25 × 141,866.25
  4. Step 4: Simplify right side
    66,195x = 20,126,032,889.06
  5. Step 5: Solve for x
    x = 20,126,032,889.06/66,195
  6. Step 6: Final answer
    x = 304,041.59

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.