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Finding the Fourth Proportional to 283,571.66, 425,553.93 and 112,775.87

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Solution

The fourth proportional to 283,571.66, 425,553.93 and 112,775.87 is: 169,241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,571.66 : 425,553.93 = 112,775.87 : x
  2. Step 2: Convert to fraction form
    283,571.66/425,553.93 = 112,775.87/x
  3. Step 3: Cross multiply
    283,571.66x = 425,553.93 × 112,775.87
  4. Step 4: Simplify right side
    283,571.66x = 47,992,212,559.90
  5. Step 5: Solve for x
    x = 47,992,212,559.90/283,571.66
  6. Step 6: Final answer
    x = 169,241.92

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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.