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Finding the Third Proportional to 28,203.19 and 43,193.25

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Solution

The third proportional to 28,203.19 and 43,193.25 is: 66,150.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,203.19 : 43,193.25 = 43,193.25 : x
  2. Step 2: Convert to fraction form
    28,203.19/43,193.25 = 43,193.25/x
  3. Step 3: Cross multiply
    28,203.19x = 43,193.25 × 43,193.25
  4. Step 4: Simplify right side
    28,203.19x = 1,865,656,845.56
  5. Step 5: Solve for x
    x = 1,865,656,845.56/28,203.19
  6. Step 6: Final answer
    x = 66,150.57

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.