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Finding the Third Proportional to 136,268 and 293,254

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Solution

The third proportional to 136,268 and 293,254 is: 631,093.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,268 : 293,254 = 293,254 : x
  2. Step 2: Convert to fraction form
    136,268/293,254 = 293,254/x
  3. Step 3: Cross multiply
    136,268x = 293,254 × 293,254
  4. Step 4: Simplify right side
    136,268x = 85,997,908,516
  5. Step 5: Solve for x
    x = 85,997,908,516/136,268
  6. Step 6: Final answer
    x = 631,093.94

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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.