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Finding the Fourth Proportional to 177.01, 265.51 and 104.82

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Solution

The fourth proportional to 177.01, 265.51 and 104.82 is: 157.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.01 : 265.51 = 104.82 : x
  2. Step 2: Convert to fraction form
    177.01/265.51 = 104.82/x
  3. Step 3: Cross multiply
    177.01x = 265.51 × 104.82
  4. Step 4: Simplify right side
    177.01x = 27,828.91
  5. Step 5: Solve for x
    x = 27,828.91/177.01
  6. Step 6: Final answer
    x = 157.22

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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.