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Finding the Third Proportional to 61,416 and 93,906

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Solution

The third proportional to 61,416 and 93,906 is: 143,583.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,416 : 93,906 = 93,906 : x
  2. Step 2: Convert to fraction form
    61,416/93,906 = 93,906/x
  3. Step 3: Cross multiply
    61,416x = 93,906 × 93,906
  4. Step 4: Simplify right side
    61,416x = 8,818,336,836
  5. Step 5: Solve for x
    x = 8,818,336,836/61,416
  6. Step 6: Final answer
    x = 143,583.71

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.