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Finding the Fourth Proportional to 183.34, 253.07 and 158.82

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Solution

The fourth proportional to 183.34, 253.07 and 158.82 is: 219.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.34 : 253.07 = 158.82 : x
  2. Step 2: Convert to fraction form
    183.34/253.07 = 158.82/x
  3. Step 3: Cross multiply
    183.34x = 253.07 × 158.82
  4. Step 4: Simplify right side
    183.34x = 40,192.58
  5. Step 5: Solve for x
    x = 40,192.58/183.34
  6. Step 6: Final answer
    x = 219.22

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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.