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Finding the Third Proportional to 75,213 and 116,600

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Solution

The third proportional to 75,213 and 116,600 is: 180,760.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,213 : 116,600 = 116,600 : x
  2. Step 2: Convert to fraction form
    75,213/116,600 = 116,600/x
  3. Step 3: Cross multiply
    75,213x = 116,600 × 116,600
  4. Step 4: Simplify right side
    75,213x = 13,595,560,000
  5. Step 5: Solve for x
    x = 13,595,560,000/75,213
  6. Step 6: Final answer
    x = 180,760.77

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.