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Finding the Third Proportional to 101,522 and 149,340

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Solution

The third proportional to 101,522 and 149,340 is: 219,680.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,522 : 149,340 = 149,340 : x
  2. Step 2: Convert to fraction form
    101,522/149,340 = 149,340/x
  3. Step 3: Cross multiply
    101,522x = 149,340 × 149,340
  4. Step 4: Simplify right side
    101,522x = 22,302,435,600
  5. Step 5: Solve for x
    x = 22,302,435,600/101,522
  6. Step 6: Final answer
    x = 219,680.81

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.