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Finding the Third Proportional to 43,094 and 90,400

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Solution

The third proportional to 43,094 and 90,400 is: 189,635.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,094 : 90,400 = 90,400 : x
  2. Step 2: Convert to fraction form
    43,094/90,400 = 90,400/x
  3. Step 3: Cross multiply
    43,094x = 90,400 × 90,400
  4. Step 4: Simplify right side
    43,094x = 8,172,160,000
  5. Step 5: Solve for x
    x = 8,172,160,000/43,094
  6. Step 6: Final answer
    x = 189,635.68

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.