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Finding the Fourth Proportional to 185.00, 277.49 and 124.25

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Solution

The fourth proportional to 185.00, 277.49 and 124.25 is: 186.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.00 : 277.49 = 124.25 : x
  2. Step 2: Convert to fraction form
    185.00/277.49 = 124.25/x
  3. Step 3: Cross multiply
    185.00x = 277.49 × 124.25
  4. Step 4: Simplify right side
    185.00x = 34,477.06
  5. Step 5: Solve for x
    x = 34,477.06/185.00
  6. Step 6: Final answer
    x = 186.37

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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.