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Finding the Third Proportional to 163,866 and 224,260

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Solution

The third proportional to 163,866 and 224,260 is: 306,912.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,866 : 224,260 = 224,260 : x
  2. Step 2: Convert to fraction form
    163,866/224,260 = 224,260/x
  3. Step 3: Cross multiply
    163,866x = 224,260 × 224,260
  4. Step 4: Simplify right side
    163,866x = 50,292,547,600
  5. Step 5: Solve for x
    x = 50,292,547,600/163,866
  6. Step 6: Final answer
    x = 306,912.65

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.