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Finding the Fourth Proportional to 176.84, 265.44 and 104.84

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Solution

The fourth proportional to 176.84, 265.44 and 104.84 is: 157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.84 : 265.44 = 104.84 : x
  2. Step 2: Convert to fraction form
    176.84/265.44 = 104.84/x
  3. Step 3: Cross multiply
    176.84x = 265.44 × 104.84
  4. Step 4: Simplify right side
    176.84x = 27,828.73
  5. Step 5: Solve for x
    x = 27,828.73/176.84
  6. Step 6: Final answer
    x = 157.37

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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.