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Finding the Third Proportional to 136,518 and 294,108

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Solution

The third proportional to 136,518 and 294,108 is: 633,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,518 : 294,108 = 294,108 : x
  2. Step 2: Convert to fraction form
    136,518/294,108 = 294,108/x
  3. Step 3: Cross multiply
    136,518x = 294,108 × 294,108
  4. Step 4: Simplify right side
    136,518x = 86,499,515,664
  5. Step 5: Solve for x
    x = 86,499,515,664/136,518
  6. Step 6: Final answer
    x = 633,612.53

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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.