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Finding the Third Proportional to 43,230 and 93,156

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Solution

The third proportional to 43,230 and 93,156 is: 200,741.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,230 : 93,156 = 93,156 : x
  2. Step 2: Convert to fraction form
    43,230/93,156 = 93,156/x
  3. Step 3: Cross multiply
    43,230x = 93,156 × 93,156
  4. Step 4: Simplify right side
    43,230x = 8,678,040,336
  5. Step 5: Solve for x
    x = 8,678,040,336/43,230
  6. Step 6: Final answer
    x = 200,741.16

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.