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Finding the Third Proportional to 145,652 and 219,813

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Solution

The third proportional to 145,652 and 219,813 is: 331,734.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,652 : 219,813 = 219,813 : x
  2. Step 2: Convert to fraction form
    145,652/219,813 = 219,813/x
  3. Step 3: Cross multiply
    145,652x = 219,813 × 219,813
  4. Step 4: Simplify right side
    145,652x = 48,317,754,969
  5. Step 5: Solve for x
    x = 48,317,754,969/145,652
  6. Step 6: Final answer
    x = 331,734.24

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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.