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Finding the Third Proportional to 67,608 and 147,104

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Solution

The third proportional to 67,608 and 147,104 is: 320,074.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,608 : 147,104 = 147,104 : x
  2. Step 2: Convert to fraction form
    67,608/147,104 = 147,104/x
  3. Step 3: Cross multiply
    67,608x = 147,104 × 147,104
  4. Step 4: Simplify right side
    67,608x = 21,639,586,816
  5. Step 5: Solve for x
    x = 21,639,586,816/67,608
  6. Step 6: Final answer
    x = 320,074.35

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.