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Finding the Fourth Proportional to 183.39, 253.20 and 150.28

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Solution

The fourth proportional to 183.39, 253.20 and 150.28 is: 207.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.39 : 253.20 = 150.28 : x
  2. Step 2: Convert to fraction form
    183.39/253.20 = 150.28/x
  3. Step 3: Cross multiply
    183.39x = 253.20 × 150.28
  4. Step 4: Simplify right side
    183.39x = 38,050.90
  5. Step 5: Solve for x
    x = 38,050.90/183.39
  6. Step 6: Final answer
    x = 207.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.