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Finding the Third Proportional to 92,376 and 143,100

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Solution

The third proportional to 92,376 and 143,100 is: 221,676.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,376 : 143,100 = 143,100 : x
  2. Step 2: Convert to fraction form
    92,376/143,100 = 143,100/x
  3. Step 3: Cross multiply
    92,376x = 143,100 × 143,100
  4. Step 4: Simplify right side
    92,376x = 20,477,610,000
  5. Step 5: Solve for x
    x = 20,477,610,000/92,376
  6. Step 6: Final answer
    x = 221,676.73

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.