Home / 79,739.58-119,620.31-23,584.11

Finding the Fourth Proportional to 79,739.58, 119,620.31 and 23,584.11

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Solution

The fourth proportional to 79,739.58, 119,620.31 and 23,584.11 is: 35,379.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,739.58 : 119,620.31 = 23,584.11 : x
  2. Step 2: Convert to fraction form
    79,739.58/119,620.31 = 23,584.11/x
  3. Step 3: Cross multiply
    79,739.58x = 119,620.31 × 23,584.11
  4. Step 4: Simplify right side
    79,739.58x = 2,821,137,833.25
  5. Step 5: Solve for x
    x = 2,821,137,833.25/79,739.58
  6. Step 6: Final answer
    x = 35,379.39

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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.