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Finding the Third Proportional to 102,116 and 155,334

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Solution

The third proportional to 102,116 and 155,334 is: 236,286.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,116 : 155,334 = 155,334 : x
  2. Step 2: Convert to fraction form
    102,116/155,334 = 155,334/x
  3. Step 3: Cross multiply
    102,116x = 155,334 × 155,334
  4. Step 4: Simplify right side
    102,116x = 24,128,651,556
  5. Step 5: Solve for x
    x = 24,128,651,556/102,116
  6. Step 6: Final answer
    x = 236,286.69

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.