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Finding the Third Proportional to 47,226 and 69,330

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Solution

The third proportional to 47,226 and 69,330 is: 101,779.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,226 : 69,330 = 69,330 : x
  2. Step 2: Convert to fraction form
    47,226/69,330 = 69,330/x
  3. Step 3: Cross multiply
    47,226x = 69,330 × 69,330
  4. Step 4: Simplify right side
    47,226x = 4,806,648,900
  5. Step 5: Solve for x
    x = 4,806,648,900/47,226
  6. Step 6: Final answer
    x = 101,779.72

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.