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Finding the Third Proportional to 43,368 and 65,394

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Solution

The third proportional to 43,368 and 65,394 is: 98,606.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,368 : 65,394 = 65,394 : x
  2. Step 2: Convert to fraction form
    43,368/65,394 = 65,394/x
  3. Step 3: Cross multiply
    43,368x = 65,394 × 65,394
  4. Step 4: Simplify right side
    43,368x = 4,276,375,236
  5. Step 5: Solve for x
    x = 4,276,375,236/43,368
  6. Step 6: Final answer
    x = 98,606.70

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.