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Finding the Third Proportional to 155,545 and 234,744

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Solution

The third proportional to 155,545 and 234,744 is: 354,268.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,545 : 234,744 = 234,744 : x
  2. Step 2: Convert to fraction form
    155,545/234,744 = 234,744/x
  3. Step 3: Cross multiply
    155,545x = 234,744 × 234,744
  4. Step 4: Simplify right side
    155,545x = 55,104,745,536
  5. Step 5: Solve for x
    x = 55,104,745,536/155,545
  6. Step 6: Final answer
    x = 354,268.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.