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Finding the Fourth Proportional to 283,882.44, 425,751 and 84,156.12

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Solution

The fourth proportional to 283,882.44, 425,751 and 84,156.12 is: 126,212.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,882.44 : 425,751 = 84,156.12 : x
  2. Step 2: Convert to fraction form
    283,882.44/425,751 = 84,156.12/x
  3. Step 3: Cross multiply
    283,882.44x = 425,751 × 84,156.12
  4. Step 4: Simplify right side
    283,882.44x = 35,829,552,246.12
  5. Step 5: Solve for x
    x = 35,829,552,246.12/283,882.44
  6. Step 6: Final answer
    x = 126,212.64

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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.