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Finding the Fourth Proportional to 202.60, 303.93 and 134.02

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Solution

The fourth proportional to 202.60, 303.93 and 134.02 is: 201.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    202.60 : 303.93 = 134.02 : x
  2. Step 2: Convert to fraction form
    202.60/303.93 = 134.02/x
  3. Step 3: Cross multiply
    202.60x = 303.93 × 134.02
  4. Step 4: Simplify right side
    202.60x = 40,732.70
  5. Step 5: Solve for x
    x = 40,732.70/202.60
  6. Step 6: Final answer
    x = 201.05

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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.