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Finding the Third Proportional to 27,392.50 and 56,891

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Solution

The third proportional to 27,392.50 and 56,891 is: 118,155.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,392.50 : 56,891 = 56,891 : x
  2. Step 2: Convert to fraction form
    27,392.50/56,891 = 56,891/x
  3. Step 3: Cross multiply
    27,392.50x = 56,891 × 56,891
  4. Step 4: Simplify right side
    27,392.50x = 3,236,585,881
  5. Step 5: Solve for x
    x = 3,236,585,881/27,392.50
  6. Step 6: Final answer
    x = 118,155.91

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.