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Finding the Third Proportional to 94,272 and 205,136

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Solution

The third proportional to 94,272 and 205,136 is: 446,376.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,272 : 205,136 = 205,136 : x
  2. Step 2: Convert to fraction form
    94,272/205,136 = 205,136/x
  3. Step 3: Cross multiply
    94,272x = 205,136 × 205,136
  4. Step 4: Simplify right side
    94,272x = 42,080,778,496
  5. Step 5: Solve for x
    x = 42,080,778,496/94,272
  6. Step 6: Final answer
    x = 446,376.21

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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.