Home / 451,209.39-676,825.93-131,348.33

Finding the Fourth Proportional to 451,209.39, 676,825.93 and 131,348.33

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Solution

The fourth proportional to 451,209.39, 676,825.93 and 131,348.33 is: 197,025.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,209.39 : 676,825.93 = 131,348.33 : x
  2. Step 2: Convert to fraction form
    451,209.39/676,825.93 = 131,348.33/x
  3. Step 3: Cross multiply
    451,209.39x = 676,825.93 × 131,348.33
  4. Step 4: Simplify right side
    451,209.39x = 88,899,957,992.66
  5. Step 5: Solve for x
    x = 88,899,957,992.66/451,209.39
  6. Step 6: Final answer
    x = 197,025.95

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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.