Home / 283,608.18-425,473.78-83,942.60

Finding the Fourth Proportional to 283,608.18, 425,473.78 and 83,942.60

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Solution

The fourth proportional to 283,608.18, 425,473.78 and 83,942.60 is: 125,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,608.18 : 425,473.78 = 83,942.60 : x
  2. Step 2: Convert to fraction form
    283,608.18/425,473.78 = 83,942.60/x
  3. Step 3: Cross multiply
    283,608.18x = 425,473.78 × 83,942.60
  4. Step 4: Simplify right side
    283,608.18x = 35,715,372,987.80
  5. Step 5: Solve for x
    x = 35,715,372,987.80/283,608.18
  6. Step 6: Final answer
    x = 125,932.10

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1.5x scale

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.