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Finding the Third Proportional to 88,818 and 190,299

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Solution

The third proportional to 88,818 and 190,299 is: 407,729.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,818 : 190,299 = 190,299 : x
  2. Step 2: Convert to fraction form
    88,818/190,299 = 190,299/x
  3. Step 3: Cross multiply
    88,818x = 190,299 × 190,299
  4. Step 4: Simplify right side
    88,818x = 36,213,709,401
  5. Step 5: Solve for x
    x = 36,213,709,401/88,818
  6. Step 6: Final answer
    x = 407,729.39

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.