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Finding the Third Proportional to 63,116.50 and 136,074

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Solution

The third proportional to 63,116.50 and 136,074 is: 293,364.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,116.50 : 136,074 = 136,074 : x
  2. Step 2: Convert to fraction form
    63,116.50/136,074 = 136,074/x
  3. Step 3: Cross multiply
    63,116.50x = 136,074 × 136,074
  4. Step 4: Simplify right side
    63,116.50x = 18,516,133,476
  5. Step 5: Solve for x
    x = 18,516,133,476/63,116.50
  6. Step 6: Final answer
    x = 293,364.39

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.