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Finding the Third Proportional to 63,810.28 and 136,004.06

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Solution

The third proportional to 63,810.28 and 136,004.06 is: 289,876.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,810.28 : 136,004.06 = 136,004.06 : x
  2. Step 2: Convert to fraction form
    63,810.28/136,004.06 = 136,004.06/x
  3. Step 3: Cross multiply
    63,810.28x = 136,004.06 × 136,004.06
  4. Step 4: Simplify right side
    63,810.28x = 18,497,105,016.50
  5. Step 5: Solve for x
    x = 18,497,105,016.50/63,810.28
  6. Step 6: Final answer
    x = 289,876.56

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.