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Finding the Third Proportional to 28,780.31 and 44,917.03

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Solution

The third proportional to 28,780.31 and 44,917.03 is: 70,101.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,780.31 : 44,917.03 = 44,917.03 : x
  2. Step 2: Convert to fraction form
    28,780.31/44,917.03 = 44,917.03/x
  3. Step 3: Cross multiply
    28,780.31x = 44,917.03 × 44,917.03
  4. Step 4: Simplify right side
    28,780.31x = 2,017,539,696.31
  5. Step 5: Solve for x
    x = 2,017,539,696.31/28,780.31
  6. Step 6: Final answer
    x = 70,101.38

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.