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Finding the Third Proportional to 92,403 and 194,465

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Solution

The third proportional to 92,403 and 194,465 is: 409,257.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,403 : 194,465 = 194,465 : x
  2. Step 2: Convert to fraction form
    92,403/194,465 = 194,465/x
  3. Step 3: Cross multiply
    92,403x = 194,465 × 194,465
  4. Step 4: Simplify right side
    92,403x = 37,816,636,225
  5. Step 5: Solve for x
    x = 37,816,636,225/92,403
  6. Step 6: Final answer
    x = 409,257.67

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.