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Finding the Third Proportional to 127,266.38 and 263,341.13

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Solution

The third proportional to 127,266.38 and 263,341.13 is: 544,908.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,266.38 : 263,341.13 = 263,341.13 : x
  2. Step 2: Convert to fraction form
    127,266.38/263,341.13 = 263,341.13/x
  3. Step 3: Cross multiply
    127,266.38x = 263,341.13 × 263,341.13
  4. Step 4: Simplify right side
    127,266.38x = 69,348,548,116.27
  5. Step 5: Solve for x
    x = 69,348,548,116.27/127,266.38
  6. Step 6: Final answer
    x = 544,908.65

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.