Home / 76,835.97-115,249.79-29,473.76

Finding the Fourth Proportional to 76,835.97, 115,249.79 and 29,473.76

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Solution

The fourth proportional to 76,835.97, 115,249.79 and 29,473.76 is: 44,209.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,835.97 : 115,249.79 = 29,473.76 : x
  2. Step 2: Convert to fraction form
    76,835.97/115,249.79 = 29,473.76/x
  3. Step 3: Cross multiply
    76,835.97x = 115,249.79 × 29,473.76
  4. Step 4: Simplify right side
    76,835.97x = 3,396,845,012.32
  5. Step 5: Solve for x
    x = 3,396,845,012.32/76,835.97
  6. Step 6: Final answer
    x = 44,209.05

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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.