Home / 79,560.31-119,321.99-23,385.39

Finding the Fourth Proportional to 79,560.31, 119,321.99 and 23,385.39

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Solution

The fourth proportional to 79,560.31, 119,321.99 and 23,385.39 is: 35,072.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,560.31 : 119,321.99 = 23,385.39 : x
  2. Step 2: Convert to fraction form
    79,560.31/119,321.99 = 23,385.39/x
  3. Step 3: Cross multiply
    79,560.31x = 119,321.99 × 23,385.39
  4. Step 4: Simplify right side
    79,560.31x = 2,790,391,154.80
  5. Step 5: Solve for x
    x = 2,790,391,154.80/79,560.31
  6. Step 6: Final answer
    x = 35,072.65

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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.