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Finding the Fourth Proportional to 216.46, 297.93 and 185.26

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Solution

The fourth proportional to 216.46, 297.93 and 185.26 is: 254.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    216.46 : 297.93 = 185.26 : x
  2. Step 2: Convert to fraction form
    216.46/297.93 = 185.26/x
  3. Step 3: Cross multiply
    216.46x = 297.93 × 185.26
  4. Step 4: Simplify right side
    216.46x = 55,194.51
  5. Step 5: Solve for x
    x = 55,194.51/216.46
  6. Step 6: Final answer
    x = 254.99

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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.