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Finding the Third Proportional to 68,970.38 and 92,684.25

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Solution

The third proportional to 68,970.38 and 92,684.25 is: 124,551.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,970.38 : 92,684.25 = 92,684.25 : x
  2. Step 2: Convert to fraction form
    68,970.38/92,684.25 = 92,684.25/x
  3. Step 3: Cross multiply
    68,970.38x = 92,684.25 × 92,684.25
  4. Step 4: Simplify right side
    68,970.38x = 8,590,370,198.06
  5. Step 5: Solve for x
    x = 8,590,370,198.06/68,970.38
  6. Step 6: Final answer
    x = 124,551.59

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.