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Finding the Third Proportional to 71,095 and 106,534

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Solution

The third proportional to 71,095 and 106,534 is: 159,638.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,095 : 106,534 = 106,534 : x
  2. Step 2: Convert to fraction form
    71,095/106,534 = 106,534/x
  3. Step 3: Cross multiply
    71,095x = 106,534 × 106,534
  4. Step 4: Simplify right side
    71,095x = 11,349,493,156
  5. Step 5: Solve for x
    x = 11,349,493,156/71,095
  6. Step 6: Final answer
    x = 159,638.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.