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Finding the Fourth Proportional to 150.08, 224.80 and 101.76

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Solution

The fourth proportional to 150.08, 224.80 and 101.76 is: 152.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.08 : 224.80 = 101.76 : x
  2. Step 2: Convert to fraction form
    150.08/224.80 = 101.76/x
  3. Step 3: Cross multiply
    150.08x = 224.80 × 101.76
  4. Step 4: Simplify right side
    150.08x = 22,875.65
  5. Step 5: Solve for x
    x = 22,875.65/150.08
  6. Step 6: Final answer
    x = 152.42

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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.