Home / 283,640.20-425,517.90-96,670.60

Finding the Fourth Proportional to 283,640.20, 425,517.90 and 96,670.60

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Solution

The fourth proportional to 283,640.20, 425,517.90 and 96,670.60 is: 145,025.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,640.20 : 425,517.90 = 96,670.60 : x
  2. Step 2: Convert to fraction form
    283,640.20/425,517.90 = 96,670.60/x
  3. Step 3: Cross multiply
    283,640.20x = 425,517.90 × 96,670.60
  4. Step 4: Simplify right side
    283,640.20x = 41,135,070,703.74
  5. Step 5: Solve for x
    x = 41,135,070,703.74/283,640.20
  6. Step 6: Final answer
    x = 145,025.53

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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.