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Finding the Third Proportional to 47,519.25 and 66,434.25

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Solution

The third proportional to 47,519.25 and 66,434.25 is: 92,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,519.25 : 66,434.25 = 66,434.25 : x
  2. Step 2: Convert to fraction form
    47,519.25/66,434.25 = 66,434.25/x
  3. Step 3: Cross multiply
    47,519.25x = 66,434.25 × 66,434.25
  4. Step 4: Simplify right side
    47,519.25x = 4,413,509,573.06
  5. Step 5: Solve for x
    x = 4,413,509,573.06/47,519.25
  6. Step 6: Final answer
    x = 92,878.35

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.