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Finding the Fourth Proportional to 162.03, 241.44 and 154.19

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Solution

The fourth proportional to 162.03, 241.44 and 154.19 is: 229.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.03 : 241.44 = 154.19 : x
  2. Step 2: Convert to fraction form
    162.03/241.44 = 154.19/x
  3. Step 3: Cross multiply
    162.03x = 241.44 × 154.19
  4. Step 4: Simplify right side
    162.03x = 37,225.66
  5. Step 5: Solve for x
    x = 37,225.66/162.03
  6. Step 6: Final answer
    x = 229.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.