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Finding the Third Proportional to 63,878.63 and 134,377.88

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Solution

The third proportional to 63,878.63 and 134,377.88 is: 282,683.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,878.63 : 134,377.88 = 134,377.88 : x
  2. Step 2: Convert to fraction form
    63,878.63/134,377.88 = 134,377.88/x
  3. Step 3: Cross multiply
    63,878.63x = 134,377.88 × 134,377.88
  4. Step 4: Simplify right side
    63,878.63x = 18,057,413,289.52
  5. Step 5: Solve for x
    x = 18,057,413,289.52/63,878.63
  6. Step 6: Final answer
    x = 282,683.19

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.