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Finding the Third Proportional to 68,332 and 150,117

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Solution

The third proportional to 68,332 and 150,117 is: 329,788.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,332 : 150,117 = 150,117 : x
  2. Step 2: Convert to fraction form
    68,332/150,117 = 150,117/x
  3. Step 3: Cross multiply
    68,332x = 150,117 × 150,117
  4. Step 4: Simplify right side
    68,332x = 22,535,113,689
  5. Step 5: Solve for x
    x = 22,535,113,689/68,332
  6. Step 6: Final answer
    x = 329,788.59

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.