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Finding the Fourth Proportional to 201.59, 277.62 and 185.19

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Solution

The fourth proportional to 201.59, 277.62 and 185.19 is: 255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.59 : 277.62 = 185.19 : x
  2. Step 2: Convert to fraction form
    201.59/277.62 = 185.19/x
  3. Step 3: Cross multiply
    201.59x = 277.62 × 185.19
  4. Step 4: Simplify right side
    201.59x = 51,412.45
  5. Step 5: Solve for x
    x = 51,412.45/201.59
  6. Step 6: Final answer
    x = 255.03

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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.