Home / 125,555.22-188,331.75-50,674.20

Finding the Fourth Proportional to 125,555.22, 188,331.75 and 50,674.20

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Solution

The fourth proportional to 125,555.22, 188,331.75 and 50,674.20 is: 76,010.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,555.22 : 188,331.75 = 50,674.20 : x
  2. Step 2: Convert to fraction form
    125,555.22/188,331.75 = 50,674.20/x
  3. Step 3: Cross multiply
    125,555.22x = 188,331.75 × 50,674.20
  4. Step 4: Simplify right side
    125,555.22x = 9,543,560,765.85
  5. Step 5: Solve for x
    x = 9,543,560,765.85/125,555.22
  6. Step 6: Final answer
    x = 76,010.86

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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.