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Finding the Fourth Proportional to 283,695.26, 425,544.27 and 84,019.44

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Solution

The fourth proportional to 283,695.26, 425,544.27 and 84,019.44 is: 126,029.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,695.26 : 425,544.27 = 84,019.44 : x
  2. Step 2: Convert to fraction form
    283,695.26/425,544.27 = 84,019.44/x
  3. Step 3: Cross multiply
    283,695.26x = 425,544.27 × 84,019.44
  4. Step 4: Simplify right side
    283,695.26x = 35,753,990,840.51
  5. Step 5: Solve for x
    x = 35,753,990,840.51/283,695.26
  6. Step 6: Final answer
    x = 126,029.57

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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.