Home / 195,913.92-270,358.11-109,872.48

Finding the Fourth Proportional to 195,913.92, 270,358.11 and 109,872.48

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Solution

The fourth proportional to 195,913.92, 270,358.11 and 109,872.48 is: 151,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,913.92 : 270,358.11 = 109,872.48 : x
  2. Step 2: Convert to fraction form
    195,913.92/270,358.11 = 109,872.48/x
  3. Step 3: Cross multiply
    195,913.92x = 270,358.11 × 109,872.48
  4. Step 4: Simplify right side
    195,913.92x = 29,704,916,033.81
  5. Step 5: Solve for x
    x = 29,704,916,033.81/195,913.92
  6. Step 6: Final answer
    x = 151,622.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.