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Finding the Fourth Proportional to 162.08, 242.50 and 110.48

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Solution

The fourth proportional to 162.08, 242.50 and 110.48 is: 165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.08 : 242.50 = 110.48 : x
  2. Step 2: Convert to fraction form
    162.08/242.50 = 110.48/x
  3. Step 3: Cross multiply
    162.08x = 242.50 × 110.48
  4. Step 4: Simplify right side
    162.08x = 26,791.40
  5. Step 5: Solve for x
    x = 26,791.40/162.08
  6. Step 6: Final answer
    x = 165.30

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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.