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Finding the Third Proportional to 63,855.84 and 136,886.84

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Solution

The third proportional to 63,855.84 and 136,886.84 is: 293,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,855.84 : 136,886.84 = 136,886.84 : x
  2. Step 2: Convert to fraction form
    63,855.84/136,886.84 = 136,886.84/x
  3. Step 3: Cross multiply
    63,855.84x = 136,886.84 × 136,886.84
  4. Step 4: Simplify right side
    63,855.84x = 18,738,005,852.98
  5. Step 5: Solve for x
    x = 18,738,005,852.98/63,855.84
  6. Step 6: Final answer
    x = 293,442.30

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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.