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Finding the Fourth Proportional to 202.41, 303.44 and 134.01

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Solution

The fourth proportional to 202.41, 303.44 and 134.01 is: 200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    202.41 : 303.44 = 134.01 : x
  2. Step 2: Convert to fraction form
    202.41/303.44 = 134.01/x
  3. Step 3: Cross multiply
    202.41x = 303.44 × 134.01
  4. Step 4: Simplify right side
    202.41x = 40,663.32
  5. Step 5: Solve for x
    x = 40,663.32/202.41
  6. Step 6: Final answer
    x = 200.90

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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.