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Finding the Third Proportional to 42,122 and 93,584

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Solution

The third proportional to 42,122 and 93,584 is: 207,919.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,122 : 93,584 = 93,584 : x
  2. Step 2: Convert to fraction form
    42,122/93,584 = 93,584/x
  3. Step 3: Cross multiply
    42,122x = 93,584 × 93,584
  4. Step 4: Simplify right side
    42,122x = 8,757,965,056
  5. Step 5: Solve for x
    x = 8,757,965,056/42,122
  6. Step 6: Final answer
    x = 207,919.02

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.