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Finding the Fourth Proportional to 202,364.45, 303,493.80 and 60,171.44

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Solution

The fourth proportional to 202,364.45, 303,493.80 and 60,171.44 is: 90,241.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,364.45 : 303,493.80 = 60,171.44 : x
  2. Step 2: Convert to fraction form
    202,364.45/303,493.80 = 60,171.44/x
  3. Step 3: Cross multiply
    202,364.45x = 303,493.80 × 60,171.44
  4. Step 4: Simplify right side
    202,364.45x = 18,261,658,977.07
  5. Step 5: Solve for x
    x = 18,261,658,977.07/202,364.45
  6. Step 6: Final answer
    x = 90,241.44

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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.