Home / 283,725.20-425,004.60-195,078.80

Finding the Fourth Proportional to 283,725.20, 425,004.60 and 195,078.80

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Solution

The fourth proportional to 283,725.20, 425,004.60 and 195,078.80 is: 292,217.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,725.20 : 425,004.60 = 195,078.80 : x
  2. Step 2: Convert to fraction form
    283,725.20/425,004.60 = 195,078.80/x
  3. Step 3: Cross multiply
    283,725.20x = 425,004.60 × 195,078.80
  4. Step 4: Simplify right side
    283,725.20x = 82,909,387,362.48
  5. Step 5: Solve for x
    x = 82,909,387,362.48/283,725.20
  6. Step 6: Final answer
    x = 292,217.21

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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.