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Finding the Fourth Proportional to 162.60, 244.41 and 151.33

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Solution

The fourth proportional to 162.60, 244.41 and 151.33 is: 227.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.60 : 244.41 = 151.33 : x
  2. Step 2: Convert to fraction form
    162.60/244.41 = 151.33/x
  3. Step 3: Cross multiply
    162.60x = 244.41 × 151.33
  4. Step 4: Simplify right side
    162.60x = 36,986.57
  5. Step 5: Solve for x
    x = 36,986.57/162.60
  6. Step 6: Final answer
    x = 227.47

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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.