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Finding the Fourth Proportional to 262.34, 393.33 and 134.06

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Solution

The fourth proportional to 262.34, 393.33 and 134.06 is: 201.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.34 : 393.33 = 134.06 : x
  2. Step 2: Convert to fraction form
    262.34/393.33 = 134.06/x
  3. Step 3: Cross multiply
    262.34x = 393.33 × 134.06
  4. Step 4: Simplify right side
    262.34x = 52,729.82
  5. Step 5: Solve for x
    x = 52,729.82/262.34
  6. Step 6: Final answer
    x = 201.00

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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.