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Finding the Fourth Proportional to 283,716.39, 425,636.88 and 84,052.41

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Solution

The fourth proportional to 283,716.39, 425,636.88 and 84,052.41 is: 126,097.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,716.39 : 425,636.88 = 84,052.41 : x
  2. Step 2: Convert to fraction form
    283,716.39/425,636.88 = 84,052.41/x
  3. Step 3: Cross multiply
    283,716.39x = 425,636.88 × 84,052.41
  4. Step 4: Simplify right side
    283,716.39x = 35,775,805,548.88
  5. Step 5: Solve for x
    x = 35,775,805,548.88/283,716.39
  6. Step 6: Final answer
    x = 126,097.07

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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.