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Finding the Fourth Proportional to 177.03, 265.46 and 152.91

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Solution

The fourth proportional to 177.03, 265.46 and 152.91 is: 229.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.03 : 265.46 = 152.91 : x
  2. Step 2: Convert to fraction form
    177.03/265.46 = 152.91/x
  3. Step 3: Cross multiply
    177.03x = 265.46 × 152.91
  4. Step 4: Simplify right side
    177.03x = 40,590.72
  5. Step 5: Solve for x
    x = 40,590.72/177.03
  6. Step 6: Final answer
    x = 229.29

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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.