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Finding the Third Proportional to 63,556 and 136,284

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Solution

The third proportional to 63,556 and 136,284 is: 292,235.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,556 : 136,284 = 136,284 : x
  2. Step 2: Convert to fraction form
    63,556/136,284 = 136,284/x
  3. Step 3: Cross multiply
    63,556x = 136,284 × 136,284
  4. Step 4: Simplify right side
    63,556x = 18,573,328,656
  5. Step 5: Solve for x
    x = 18,573,328,656/63,556
  6. Step 6: Final answer
    x = 292,235.65

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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.