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Finding the Fourth Proportional to 283,668.44, 425,504.03 and 83,992.59

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Solution

The fourth proportional to 283,668.44, 425,504.03 and 83,992.59 is: 125,989.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,668.44 : 425,504.03 = 83,992.59 : x
  2. Step 2: Convert to fraction form
    283,668.44/425,504.03 = 83,992.59/x
  3. Step 3: Cross multiply
    283,668.44x = 425,504.03 × 83,992.59
  4. Step 4: Simplify right side
    283,668.44x = 35,739,185,115.17
  5. Step 5: Solve for x
    x = 35,739,185,115.17/283,668.44
  6. Step 6: Final answer
    x = 125,989.29

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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.