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Finding the Third Proportional to 63,127 and 138,131

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Solution

The third proportional to 63,127 and 138,131 is: 302,250.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,127 : 138,131 = 138,131 : x
  2. Step 2: Convert to fraction form
    63,127/138,131 = 138,131/x
  3. Step 3: Cross multiply
    63,127x = 138,131 × 138,131
  4. Step 4: Simplify right side
    63,127x = 19,080,173,161
  5. Step 5: Solve for x
    x = 19,080,173,161/63,127
  6. Step 6: Final answer
    x = 302,250.59

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.