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Finding the Fourth Proportional to 150.62, 225.95 and 63.99

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Solution

The fourth proportional to 150.62, 225.95 and 63.99 is: 96.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.62 : 225.95 = 63.99 : x
  2. Step 2: Convert to fraction form
    150.62/225.95 = 63.99/x
  3. Step 3: Cross multiply
    150.62x = 225.95 × 63.99
  4. Step 4: Simplify right side
    150.62x = 14,458.54
  5. Step 5: Solve for x
    x = 14,458.54/150.62
  6. Step 6: Final answer
    x = 96.00

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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.