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Finding the Third Proportional to 88,313 and 190,711

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Solution

The third proportional to 88,313 and 190,711 is: 411,838.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,313 : 190,711 = 190,711 : x
  2. Step 2: Convert to fraction form
    88,313/190,711 = 190,711/x
  3. Step 3: Cross multiply
    88,313x = 190,711 × 190,711
  4. Step 4: Simplify right side
    88,313x = 36,370,685,521
  5. Step 5: Solve for x
    x = 36,370,685,521/88,313
  6. Step 6: Final answer
    x = 411,838.41

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.