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Finding the Third Proportional to 93,890 and 127,875

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Solution

The third proportional to 93,890 and 127,875 is: 174,161.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,890 : 127,875 = 127,875 : x
  2. Step 2: Convert to fraction form
    93,890/127,875 = 127,875/x
  3. Step 3: Cross multiply
    93,890x = 127,875 × 127,875
  4. Step 4: Simplify right side
    93,890x = 16,352,015,625
  5. Step 5: Solve for x
    x = 16,352,015,625/93,890
  6. Step 6: Final answer
    x = 174,161.42

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.