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Finding the Fourth Proportional to 188.33, 283.10 and 167.82

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Solution

The fourth proportional to 188.33, 283.10 and 167.82 is: 252.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    188.33 : 283.10 = 167.82 : x
  2. Step 2: Convert to fraction form
    188.33/283.10 = 167.82/x
  3. Step 3: Cross multiply
    188.33x = 283.10 × 167.82
  4. Step 4: Simplify right side
    188.33x = 47,509.53
  5. Step 5: Solve for x
    x = 47,509.53/188.33
  6. Step 6: Final answer
    x = 252.27

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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.