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Finding the Fourth Proportional to 283,775.60, 425,664.92 and 84,097.71

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Solution

The fourth proportional to 283,775.60, 425,664.92 and 84,097.71 is: 126,147.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,775.60 : 425,664.92 = 84,097.71 : x
  2. Step 2: Convert to fraction form
    283,775.60/425,664.92 = 84,097.71/x
  3. Step 3: Cross multiply
    283,775.60x = 425,664.92 × 84,097.71
  4. Step 4: Simplify right side
    283,775.60x = 35,797,444,578.84
  5. Step 5: Solve for x
    x = 35,797,444,578.84/283,775.60
  6. Step 6: Final answer
    x = 126,147.02

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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.