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Finding the Third Proportional to 63,804 and 139,088

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Solution

The third proportional to 63,804 and 139,088 is: 303,201.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,804 : 139,088 = 139,088 : x
  2. Step 2: Convert to fraction form
    63,804/139,088 = 139,088/x
  3. Step 3: Cross multiply
    63,804x = 139,088 × 139,088
  4. Step 4: Simplify right side
    63,804x = 19,345,471,744
  5. Step 5: Solve for x
    x = 19,345,471,744/63,804
  6. Step 6: Final answer
    x = 303,201.55

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.