Home / 126,023.85-188,941.86-54,932.97

Finding the Fourth Proportional to 126,023.85, 188,941.86 and 54,932.97

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Solution

The fourth proportional to 126,023.85, 188,941.86 and 54,932.97 is: 82,358.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,023.85 : 188,941.86 = 54,932.97 : x
  2. Step 2: Convert to fraction form
    126,023.85/188,941.86 = 54,932.97/x
  3. Step 3: Cross multiply
    126,023.85x = 188,941.86 × 54,932.97
  4. Step 4: Simplify right side
    126,023.85x = 10,379,137,527.12
  5. Step 5: Solve for x
    x = 10,379,137,527.12/126,023.85
  6. Step 6: Final answer
    x = 82,358.52

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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.