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Finding the Fourth Proportional to 188.83, 260.51 and 110.14

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Solution

The fourth proportional to 188.83, 260.51 and 110.14 is: 151.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    188.83 : 260.51 = 110.14 : x
  2. Step 2: Convert to fraction form
    188.83/260.51 = 110.14/x
  3. Step 3: Cross multiply
    188.83x = 260.51 × 110.14
  4. Step 4: Simplify right side
    188.83x = 28,692.02
  5. Step 5: Solve for x
    x = 28,692.02/188.83
  6. Step 6: Final answer
    x = 151.95

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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.