Home / 228,404.52-315,196.62-131,573.04

Finding the Fourth Proportional to 228,404.52, 315,196.62 and 131,573.04

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Solution

The fourth proportional to 228,404.52, 315,196.62 and 131,573.04 is: 181,569.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,404.52 : 315,196.62 = 131,573.04 : x
  2. Step 2: Convert to fraction form
    228,404.52/315,196.62 = 131,573.04/x
  3. Step 3: Cross multiply
    228,404.52x = 315,196.62 × 131,573.04
  4. Step 4: Simplify right side
    228,404.52x = 41,471,377,491.12
  5. Step 5: Solve for x
    x = 41,471,377,491.12/228,404.52
  6. Step 6: Final answer
    x = 181,569.86

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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.