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Finding the Third Proportional to 69,194.25 and 88,417.13

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Solution

The third proportional to 69,194.25 and 88,417.13 is: 112,980.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,194.25 : 88,417.13 = 88,417.13 : x
  2. Step 2: Convert to fraction form
    69,194.25/88,417.13 = 88,417.13/x
  3. Step 3: Cross multiply
    69,194.25x = 88,417.13 × 88,417.13
  4. Step 4: Simplify right side
    69,194.25x = 7,817,587,993.27
  5. Step 5: Solve for x
    x = 7,817,587,993.27/69,194.25
  6. Step 6: Final answer
    x = 112,980.31

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.