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Finding the Third Proportional to 47,155.50 and 95,679

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Solution

The third proportional to 47,155.50 and 95,679 is: 194,133.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,155.50 : 95,679 = 95,679 : x
  2. Step 2: Convert to fraction form
    47,155.50/95,679 = 95,679/x
  3. Step 3: Cross multiply
    47,155.50x = 95,679 × 95,679
  4. Step 4: Simplify right side
    47,155.50x = 9,154,471,041
  5. Step 5: Solve for x
    x = 9,154,471,041/47,155.50
  6. Step 6: Final answer
    x = 194,133.69

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.