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Finding the Third Proportional to 75,213 and 158,877

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Solution

The third proportional to 75,213 and 158,877 is: 335,605.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,213 : 158,877 = 158,877 : x
  2. Step 2: Convert to fraction form
    75,213/158,877 = 158,877/x
  3. Step 3: Cross multiply
    75,213x = 158,877 × 158,877
  4. Step 4: Simplify right side
    75,213x = 25,241,901,129
  5. Step 5: Solve for x
    x = 25,241,901,129/75,213
  6. Step 6: Final answer
    x = 335,605.56

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.