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Finding the Third Proportional to 161,436.38 and 351,937.13

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Solution

The third proportional to 161,436.38 and 351,937.13 is: 767,235.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,436.38 : 351,937.13 = 351,937.13 : x
  2. Step 2: Convert to fraction form
    161,436.38/351,937.13 = 351,937.13/x
  3. Step 3: Cross multiply
    161,436.38x = 351,937.13 × 351,937.13
  4. Step 4: Simplify right side
    161,436.38x = 123,859,739,953.27
  5. Step 5: Solve for x
    x = 123,859,739,953.27/161,436.38
  6. Step 6: Final answer
    x = 767,235.64

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.