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Finding the Fourth Proportional to 202.62, 303.36 and 166.98

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Solution

The fourth proportional to 202.62, 303.36 and 166.98 is: 250.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    202.62 : 303.36 = 166.98 : x
  2. Step 2: Convert to fraction form
    202.62/303.36 = 166.98/x
  3. Step 3: Cross multiply
    202.62x = 303.36 × 166.98
  4. Step 4: Simplify right side
    202.62x = 50,655.05
  5. Step 5: Solve for x
    x = 50,655.05/202.62
  6. Step 6: Final answer
    x = 250.00

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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.