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Finding the Third Proportional to 60,213 and 92,790

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Solution

The third proportional to 60,213 and 92,790 is: 142,992.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,213 : 92,790 = 92,790 : x
  2. Step 2: Convert to fraction form
    60,213/92,790 = 92,790/x
  3. Step 3: Cross multiply
    60,213x = 92,790 × 92,790
  4. Step 4: Simplify right side
    60,213x = 8,609,984,100
  5. Step 5: Solve for x
    x = 8,609,984,100/60,213
  6. Step 6: Final answer
    x = 142,992.11

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.