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Finding the Third Proportional to 66,924 and 98,151

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Solution

The third proportional to 66,924 and 98,151 is: 143,948.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,924 : 98,151 = 98,151 : x
  2. Step 2: Convert to fraction form
    66,924/98,151 = 98,151/x
  3. Step 3: Cross multiply
    66,924x = 98,151 × 98,151
  4. Step 4: Simplify right side
    66,924x = 9,633,618,801
  5. Step 5: Solve for x
    x = 9,633,618,801/66,924
  6. Step 6: Final answer
    x = 143,948.64

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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.