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Finding the Third Proportional to 39,391.25 and 56,626.25

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Solution

The third proportional to 39,391.25 and 56,626.25 is: 81,402.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,391.25 : 56,626.25 = 56,626.25 : x
  2. Step 2: Convert to fraction form
    39,391.25/56,626.25 = 56,626.25/x
  3. Step 3: Cross multiply
    39,391.25x = 56,626.25 × 56,626.25
  4. Step 4: Simplify right side
    39,391.25x = 3,206,532,189.06
  5. Step 5: Solve for x
    x = 3,206,532,189.06/39,391.25
  6. Step 6: Final answer
    x = 81,402.14

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.