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Finding the Fourth Proportional to 152.54, 229.08 and 144.44

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Solution

The fourth proportional to 152.54, 229.08 and 144.44 is: 216.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152.54 : 229.08 = 144.44 : x
  2. Step 2: Convert to fraction form
    152.54/229.08 = 144.44/x
  3. Step 3: Cross multiply
    152.54x = 229.08 × 144.44
  4. Step 4: Simplify right side
    152.54x = 33,088.32
  5. Step 5: Solve for x
    x = 33,088.32/152.54
  6. Step 6: Final answer
    x = 216.92

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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.