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Finding the Third Proportional to 28,922.25 and 43,748.25

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Solution

The third proportional to 28,922.25 and 43,748.25 is: 66,174.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,922.25 : 43,748.25 = 43,748.25 : x
  2. Step 2: Convert to fraction form
    28,922.25/43,748.25 = 43,748.25/x
  3. Step 3: Cross multiply
    28,922.25x = 43,748.25 × 43,748.25
  4. Step 4: Simplify right side
    28,922.25x = 1,913,909,378.06
  5. Step 5: Solve for x
    x = 1,913,909,378.06/28,922.25
  6. Step 6: Final answer
    x = 66,174.29

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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.