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Finding the Third Proportional to 69,012 and 94,284

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Solution

The third proportional to 69,012 and 94,284 is: 128,810.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,012 : 94,284 = 94,284 : x
  2. Step 2: Convert to fraction form
    69,012/94,284 = 94,284/x
  3. Step 3: Cross multiply
    69,012x = 94,284 × 94,284
  4. Step 4: Simplify right side
    69,012x = 8,889,472,656
  5. Step 5: Solve for x
    x = 8,889,472,656/69,012
  6. Step 6: Final answer
    x = 128,810.54

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.