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Finding the Third Proportional to 108,846.28 and 168,120.56

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Solution

The third proportional to 108,846.28 and 168,120.56 is: 259,673.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,846.28 : 168,120.56 = 168,120.56 : x
  2. Step 2: Convert to fraction form
    108,846.28/168,120.56 = 168,120.56/x
  3. Step 3: Cross multiply
    108,846.28x = 168,120.56 × 168,120.56
  4. Step 4: Simplify right side
    108,846.28x = 28,264,523,535.32
  5. Step 5: Solve for x
    x = 28,264,523,535.32/108,846.28
  6. Step 6: Final answer
    x = 259,673.76

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.