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Finding the Third Proportional to 112,108 and 168,576

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Solution

The third proportional to 112,108 and 168,576 is: 253,486.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,108 : 168,576 = 168,576 : x
  2. Step 2: Convert to fraction form
    112,108/168,576 = 168,576/x
  3. Step 3: Cross multiply
    112,108x = 168,576 × 168,576
  4. Step 4: Simplify right side
    112,108x = 28,417,867,776
  5. Step 5: Solve for x
    x = 28,417,867,776/112,108
  6. Step 6: Final answer
    x = 253,486.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.