Home / 79,716.20-119,471.90-33,001.32

Finding the Fourth Proportional to 79,716.20, 119,471.90 and 33,001.32

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Solution

The fourth proportional to 79,716.20, 119,471.90 and 33,001.32 is: 49,459.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,716.20 : 119,471.90 = 33,001.32 : x
  2. Step 2: Convert to fraction form
    79,716.20/119,471.90 = 33,001.32/x
  3. Step 3: Cross multiply
    79,716.20x = 119,471.90 × 33,001.32
  4. Step 4: Simplify right side
    79,716.20x = 3,942,730,402.91
  5. Step 5: Solve for x
    x = 3,942,730,402.91/79,716.20
  6. Step 6: Final answer
    x = 49,459.59

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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.