Home / 79,770.45-119,654.32-23,610.25

Finding the Fourth Proportional to 79,770.45, 119,654.32 and 23,610.25

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Solution

The fourth proportional to 79,770.45, 119,654.32 and 23,610.25 is: 35,414.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,770.45 : 119,654.32 = 23,610.25 : x
  2. Step 2: Convert to fraction form
    79,770.45/119,654.32 = 23,610.25/x
  3. Step 3: Cross multiply
    79,770.45x = 119,654.32 × 23,610.25
  4. Step 4: Simplify right side
    79,770.45x = 2,825,068,408.78
  5. Step 5: Solve for x
    x = 2,825,068,408.78/79,770.45
  6. Step 6: Final answer
    x = 35,414.97

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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.