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Finding the Third Proportional to 28,293.75 and 59,685.75

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Solution

The third proportional to 28,293.75 and 59,685.75 is: 125,907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,293.75 : 59,685.75 = 59,685.75 : x
  2. Step 2: Convert to fraction form
    28,293.75/59,685.75 = 59,685.75/x
  3. Step 3: Cross multiply
    28,293.75x = 59,685.75 × 59,685.75
  4. Step 4: Simplify right side
    28,293.75x = 3,562,388,753.06
  5. Step 5: Solve for x
    x = 3,562,388,753.06/28,293.75
  6. Step 6: Final answer
    x = 125,907.27

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.