Home / 356,229.10-534,299.57-131,584.56

Finding the Fourth Proportional to 356,229.10, 534,299.57 and 131,584.56

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Solution

The fourth proportional to 356,229.10, 534,299.57 and 131,584.56 is: 197,360.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,229.10 : 534,299.57 = 131,584.56 : x
  2. Step 2: Convert to fraction form
    356,229.10/534,299.57 = 131,584.56/x
  3. Step 3: Cross multiply
    356,229.10x = 534,299.57 × 131,584.56
  4. Step 4: Simplify right side
    356,229.10x = 70,305,573,826.64
  5. Step 5: Solve for x
    x = 70,305,573,826.64/356,229.10
  6. Step 6: Final answer
    x = 197,360.56

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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.