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Finding the Third Proportional to 73,469 and 153,324

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Solution

The third proportional to 73,469 and 153,324 is: 319,975.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,469 : 153,324 = 153,324 : x
  2. Step 2: Convert to fraction form
    73,469/153,324 = 153,324/x
  3. Step 3: Cross multiply
    73,469x = 153,324 × 153,324
  4. Step 4: Simplify right side
    73,469x = 23,508,248,976
  5. Step 5: Solve for x
    x = 23,508,248,976/73,469
  6. Step 6: Final answer
    x = 319,975.08

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.