Home / 84,363.12-126,544.68-25,199.37

Finding the Fourth Proportional to 84,363.12, 126,544.68 and 25,199.37

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Solution

The fourth proportional to 84,363.12, 126,544.68 and 25,199.37 is: 37,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,363.12 : 126,544.68 = 25,199.37 : x
  2. Step 2: Convert to fraction form
    84,363.12/126,544.68 = 25,199.37/x
  3. Step 3: Cross multiply
    84,363.12x = 126,544.68 × 25,199.37
  4. Step 4: Simplify right side
    84,363.12x = 3,188,846,212.85
  5. Step 5: Solve for x
    x = 3,188,846,212.85/84,363.12
  6. Step 6: Final answer
    x = 37,799.06

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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.