Home / 195,529.38-269,830.54-106,105.38

Finding the Fourth Proportional to 195,529.38, 269,830.54 and 106,105.38

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Solution

The fourth proportional to 195,529.38, 269,830.54 and 106,105.38 is: 146,425.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,529.38 : 269,830.54 = 106,105.38 : x
  2. Step 2: Convert to fraction form
    195,529.38/269,830.54 = 106,105.38/x
  3. Step 3: Cross multiply
    195,529.38x = 269,830.54 × 106,105.38
  4. Step 4: Simplify right side
    195,529.38x = 28,630,471,982.31
  5. Step 5: Solve for x
    x = 28,630,471,982.31/195,529.38
  6. Step 6: Final answer
    x = 146,425.42

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1.5x scale

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.