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Finding the Fourth Proportional to 79,819.74, 110,057.67 and 59,641.02

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Solution

The fourth proportional to 79,819.74, 110,057.67 and 59,641.02 is: 82,234.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,819.74 : 110,057.67 = 59,641.02 : x
  2. Step 2: Convert to fraction form
    79,819.74/110,057.67 = 59,641.02/x
  3. Step 3: Cross multiply
    79,819.74x = 110,057.67 × 59,641.02
  4. Step 4: Simplify right side
    79,819.74x = 6,563,951,697.62
  5. Step 5: Solve for x
    x = 6,563,951,697.62/79,819.74
  6. Step 6: Final answer
    x = 82,234.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.