Home / 105,361.38-158,024.43-35,240.46

Finding the Fourth Proportional to 105,361.38, 158,024.43 and 35,240.46

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Solution

The fourth proportional to 105,361.38, 158,024.43 and 35,240.46 is: 52,854.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,361.38 : 158,024.43 = 35,240.46 : x
  2. Step 2: Convert to fraction form
    105,361.38/158,024.43 = 35,240.46/x
  3. Step 3: Cross multiply
    105,361.38x = 158,024.43 × 35,240.46
  4. Step 4: Simplify right side
    105,361.38x = 5,568,853,604.44
  5. Step 5: Solve for x
    x = 5,568,853,604.44/105,361.38
  6. Step 6: Final answer
    x = 52,854.79

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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.