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Finding the Fourth Proportional to 213.37, 294.62 and 176.74

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Solution

The fourth proportional to 213.37, 294.62 and 176.74 is: 244.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    213.37 : 294.62 = 176.74 : x
  2. Step 2: Convert to fraction form
    213.37/294.62 = 176.74/x
  3. Step 3: Cross multiply
    213.37x = 294.62 × 176.74
  4. Step 4: Simplify right side
    213.37x = 52,069.52
  5. Step 5: Solve for x
    x = 52,069.52/213.37
  6. Step 6: Final answer
    x = 244.04

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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.