Home / 75,769.70-113,659.10-23,179.64

Finding the Fourth Proportional to 75,769.70, 113,659.10 and 23,179.64

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Solution

The fourth proportional to 75,769.70, 113,659.10 and 23,179.64 is: 34,770.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,769.70 : 113,659.10 = 23,179.64 : x
  2. Step 2: Convert to fraction form
    75,769.70/113,659.10 = 23,179.64/x
  3. Step 3: Cross multiply
    75,769.70x = 113,659.10 × 23,179.64
  4. Step 4: Simplify right side
    75,769.70x = 2,634,576,336.53
  5. Step 5: Solve for x
    x = 2,634,576,336.53/75,769.70
  6. Step 6: Final answer
    x = 34,770.85

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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.