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Finding the Third Proportional to 63,195.19 and 135,907.88

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Solution

The third proportional to 63,195.19 and 135,907.88 is: 292,284.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,195.19 : 135,907.88 = 135,907.88 : x
  2. Step 2: Convert to fraction form
    63,195.19/135,907.88 = 135,907.88/x
  3. Step 3: Cross multiply
    63,195.19x = 135,907.88 × 135,907.88
  4. Step 4: Simplify right side
    63,195.19x = 18,470,950,487.02
  5. Step 5: Solve for x
    x = 18,470,950,487.02/63,195.19
  6. Step 6: Final answer
    x = 292,284.13

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.