Home / 146,327.12-201,942.60-82,671.92

Finding the Fourth Proportional to 146,327.12, 201,942.60 and 82,671.92

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Solution

The fourth proportional to 146,327.12, 201,942.60 and 82,671.92 is: 114,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,327.12 : 201,942.60 = 82,671.92 : x
  2. Step 2: Convert to fraction form
    146,327.12/201,942.60 = 82,671.92/x
  3. Step 3: Cross multiply
    146,327.12x = 201,942.60 × 82,671.92
  4. Step 4: Simplify right side
    146,327.12x = 16,694,982,471.79
  5. Step 5: Solve for x
    x = 16,694,982,471.79/146,327.12
  6. Step 6: Final answer
    x = 114,093.56

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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.