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Finding the Third Proportional to 153,252 and 246,078

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Solution

The third proportional to 153,252 and 246,078 is: 395,129.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,252 : 246,078 = 246,078 : x
  2. Step 2: Convert to fraction form
    153,252/246,078 = 246,078/x
  3. Step 3: Cross multiply
    153,252x = 246,078 × 246,078
  4. Step 4: Simplify right side
    153,252x = 60,554,382,084
  5. Step 5: Solve for x
    x = 60,554,382,084/153,252
  6. Step 6: Final answer
    x = 395,129.47

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.