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Finding the Fourth Proportional to 195,958, 270,423.96 and 106,535.92

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Solution

The fourth proportional to 195,958, 270,423.96 and 106,535.92 is: 147,020.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,958 : 270,423.96 = 106,535.92 : x
  2. Step 2: Convert to fraction form
    195,958/270,423.96 = 106,535.92/x
  3. Step 3: Cross multiply
    195,958x = 270,423.96 × 106,535.92
  4. Step 4: Simplify right side
    195,958x = 28,809,865,368.64
  5. Step 5: Solve for x
    x = 28,809,865,368.64/195,958
  6. Step 6: Final answer
    x = 147,020.61

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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.