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Finding the Fourth Proportional to 150.92, 225.84 and 93.16

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Solution

The fourth proportional to 150.92, 225.84 and 93.16 is: 139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.92 : 225.84 = 93.16 : x
  2. Step 2: Convert to fraction form
    150.92/225.84 = 93.16/x
  3. Step 3: Cross multiply
    150.92x = 225.84 × 93.16
  4. Step 4: Simplify right side
    150.92x = 21,039.25
  5. Step 5: Solve for x
    x = 21,039.25/150.92
  6. Step 6: Final answer
    x = 139.41

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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.