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Finding the Fourth Proportional to 183.85, 253.76 and 110.18

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Solution

The fourth proportional to 183.85, 253.76 and 110.18 is: 152.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.85 : 253.76 = 110.18 : x
  2. Step 2: Convert to fraction form
    183.85/253.76 = 110.18/x
  3. Step 3: Cross multiply
    183.85x = 253.76 × 110.18
  4. Step 4: Simplify right side
    183.85x = 27,959.36
  5. Step 5: Solve for x
    x = 27,959.36/183.85
  6. Step 6: Final answer
    x = 152.08

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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.