Home / 126,216.85-189,284.19-41,954.43

Finding the Fourth Proportional to 126,216.85, 189,284.19 and 41,954.43

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Solution

The fourth proportional to 126,216.85, 189,284.19 and 41,954.43 is: 62,917.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,216.85 : 189,284.19 = 41,954.43 : x
  2. Step 2: Convert to fraction form
    126,216.85/189,284.19 = 41,954.43/x
  3. Step 3: Cross multiply
    126,216.85x = 189,284.19 × 41,954.43
  4. Step 4: Simplify right side
    126,216.85x = 7,941,310,299.46
  5. Step 5: Solve for x
    x = 7,941,310,299.46/126,216.85
  6. Step 6: Final answer
    x = 62,917.99

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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.