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Finding the Fourth Proportional to 190.84, 263 and 175.32

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Solution

The fourth proportional to 190.84, 263 and 175.32 is: 241.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190.84 : 263 = 175.32 : x
  2. Step 2: Convert to fraction form
    190.84/263 = 175.32/x
  3. Step 3: Cross multiply
    190.84x = 263 × 175.32
  4. Step 4: Simplify right side
    190.84x = 46,109.16
  5. Step 5: Solve for x
    x = 46,109.16/190.84
  6. Step 6: Final answer
    x = 241.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.