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Finding the Fourth Proportional to 250.60, 345.66 and 192.52

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Solution

The fourth proportional to 250.60, 345.66 and 192.52 is: 265.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.60 : 345.66 = 192.52 : x
  2. Step 2: Convert to fraction form
    250.60/345.66 = 192.52/x
  3. Step 3: Cross multiply
    250.60x = 345.66 × 192.52
  4. Step 4: Simplify right side
    250.60x = 66,546.46
  5. Step 5: Solve for x
    x = 66,546.46/250.60
  6. Step 6: Final answer
    x = 265.55

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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.