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Finding the Third Proportional to 39,220 and 60,004

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Solution

The third proportional to 39,220 and 60,004 is: 91,802.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,220 : 60,004 = 60,004 : x
  2. Step 2: Convert to fraction form
    39,220/60,004 = 60,004/x
  3. Step 3: Cross multiply
    39,220x = 60,004 × 60,004
  4. Step 4: Simplify right side
    39,220x = 3,600,480,016
  5. Step 5: Solve for x
    x = 3,600,480,016/39,220
  6. Step 6: Final answer
    x = 91,802.14

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.