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Finding the Third Proportional to 149,131.13 and 307,010.25

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Solution

The third proportional to 149,131.13 and 307,010.25 is: 632,029.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,131.13 : 307,010.25 = 307,010.25 : x
  2. Step 2: Convert to fraction form
    149,131.13/307,010.25 = 307,010.25/x
  3. Step 3: Cross multiply
    149,131.13x = 307,010.25 × 307,010.25
  4. Step 4: Simplify right side
    149,131.13x = 94,255,293,605.06
  5. Step 5: Solve for x
    x = 94,255,293,605.06/149,131.13
  6. Step 6: Final answer
    x = 632,029.66

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.