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Finding the Third Proportional to 86,946.75 and 132,246

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Solution

The third proportional to 86,946.75 and 132,246 is: 201,146.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,946.75 : 132,246 = 132,246 : x
  2. Step 2: Convert to fraction form
    86,946.75/132,246 = 132,246/x
  3. Step 3: Cross multiply
    86,946.75x = 132,246 × 132,246
  4. Step 4: Simplify right side
    86,946.75x = 17,489,004,516
  5. Step 5: Solve for x
    x = 17,489,004,516/86,946.75
  6. Step 6: Final answer
    x = 201,146.16

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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.