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Finding the Fourth Proportional to 152.03, 227.99 and 49.32

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Solution

The fourth proportional to 152.03, 227.99 and 49.32 is: 73.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    152.03 : 227.99 = 49.32 : x
  2. Step 2: Convert to fraction form
    152.03/227.99 = 49.32/x
  3. Step 3: Cross multiply
    152.03x = 227.99 × 49.32
  4. Step 4: Simplify right side
    152.03x = 11,244.22
  5. Step 5: Solve for x
    x = 11,244.22/152.03
  6. Step 6: Final answer
    x = 73.96

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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.