Home / 355,776.33-533,874.03-131,294.73

Finding the Fourth Proportional to 355,776.33, 533,874.03 and 131,294.73

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Solution

The fourth proportional to 355,776.33, 533,874.03 and 131,294.73 is: 197,019.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,776.33 : 533,874.03 = 131,294.73 : x
  2. Step 2: Convert to fraction form
    355,776.33/533,874.03 = 131,294.73/x
  3. Step 3: Cross multiply
    355,776.33x = 533,874.03 × 131,294.73
  4. Step 4: Simplify right side
    355,776.33x = 70,094,846,622.86
  5. Step 5: Solve for x
    x = 70,094,846,622.86/355,776.33
  6. Step 6: Final answer
    x = 197,019.42

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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.