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Finding the Third Proportional to 101,276 and 157,222

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Solution

The third proportional to 101,276 and 157,222 is: 244,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,276 : 157,222 = 157,222 : x
  2. Step 2: Convert to fraction form
    101,276/157,222 = 157,222/x
  3. Step 3: Cross multiply
    101,276x = 157,222 × 157,222
  4. Step 4: Simplify right side
    101,276x = 24,718,757,284
  5. Step 5: Solve for x
    x = 24,718,757,284/101,276
  6. Step 6: Final answer
    x = 244,073.20

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.