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Finding the Third Proportional to 89,067 and 130,228

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Solution

The third proportional to 89,067 and 130,228 is: 190,410.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,067 : 130,228 = 130,228 : x
  2. Step 2: Convert to fraction form
    89,067/130,228 = 130,228/x
  3. Step 3: Cross multiply
    89,067x = 130,228 × 130,228
  4. Step 4: Simplify right side
    89,067x = 16,959,331,984
  5. Step 5: Solve for x
    x = 16,959,331,984/89,067
  6. Step 6: Final answer
    x = 190,410.95

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.