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Finding the Third Proportional to 147,953 and 209,350

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Solution

The third proportional to 147,953 and 209,350 is: 296,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,953 : 209,350 = 209,350 : x
  2. Step 2: Convert to fraction form
    147,953/209,350 = 209,350/x
  3. Step 3: Cross multiply
    147,953x = 209,350 × 209,350
  4. Step 4: Simplify right side
    147,953x = 43,827,422,500
  5. Step 5: Solve for x
    x = 43,827,422,500/147,953
  6. Step 6: Final answer
    x = 296,225.30

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.