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Finding the Third Proportional to 53,013.50 and 115,553.25

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Solution

The third proportional to 53,013.50 and 115,553.25 is: 251,870.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,013.50 : 115,553.25 = 115,553.25 : x
  2. Step 2: Convert to fraction form
    53,013.50/115,553.25 = 115,553.25/x
  3. Step 3: Cross multiply
    53,013.50x = 115,553.25 × 115,553.25
  4. Step 4: Simplify right side
    53,013.50x = 13,352,553,585.56
  5. Step 5: Solve for x
    x = 13,352,553,585.56/53,013.50
  6. Step 6: Final answer
    x = 251,870.82

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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.