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Finding the Fourth Proportional to 162.90, 244.80 and 150.84

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Solution

The fourth proportional to 162.90, 244.80 and 150.84 is: 226.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.90 : 244.80 = 150.84 : x
  2. Step 2: Convert to fraction form
    162.90/244.80 = 150.84/x
  3. Step 3: Cross multiply
    162.90x = 244.80 × 150.84
  4. Step 4: Simplify right side
    162.90x = 36,925.63
  5. Step 5: Solve for x
    x = 36,925.63/162.90
  6. Step 6: Final answer
    x = 226.68

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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.