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Finding the Third Proportional to 107,172 and 235,363

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Solution

The third proportional to 107,172 and 235,363 is: 516,886.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,172 : 235,363 = 235,363 : x
  2. Step 2: Convert to fraction form
    107,172/235,363 = 235,363/x
  3. Step 3: Cross multiply
    107,172x = 235,363 × 235,363
  4. Step 4: Simplify right side
    107,172x = 55,395,741,769
  5. Step 5: Solve for x
    x = 55,395,741,769/107,172
  6. Step 6: Final answer
    x = 516,886.33

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.