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Finding the Fourth Proportional to 265.41, 365.99 and 177.93

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Solution

The fourth proportional to 265.41, 365.99 and 177.93 is: 245.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.41 : 365.99 = 177.93 : x
  2. Step 2: Convert to fraction form
    265.41/365.99 = 177.93/x
  3. Step 3: Cross multiply
    265.41x = 365.99 × 177.93
  4. Step 4: Simplify right side
    265.41x = 65,119.71
  5. Step 5: Solve for x
    x = 65,119.71/265.41
  6. Step 6: Final answer
    x = 245.36

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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.