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Finding the Fourth Proportional to 265.36, 366.18 and 177.88

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Solution

The fourth proportional to 265.36, 366.18 and 177.88 is: 245.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.36 : 366.18 = 177.88 : x
  2. Step 2: Convert to fraction form
    265.36/366.18 = 177.88/x
  3. Step 3: Cross multiply
    265.36x = 366.18 × 177.88
  4. Step 4: Simplify right side
    265.36x = 65,136.10
  5. Step 5: Solve for x
    x = 65,136.10/265.36
  6. Step 6: Final answer
    x = 245.46

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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.