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Finding the Third Proportional to 54,907.50 and 83,053

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Solution

The third proportional to 54,907.50 and 83,053 is: 125,625.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,907.50 : 83,053 = 83,053 : x
  2. Step 2: Convert to fraction form
    54,907.50/83,053 = 83,053/x
  3. Step 3: Cross multiply
    54,907.50x = 83,053 × 83,053
  4. Step 4: Simplify right side
    54,907.50x = 6,897,800,809
  5. Step 5: Solve for x
    x = 6,897,800,809/54,907.50
  6. Step 6: Final answer
    x = 125,625.84

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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.