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Finding the Fourth Proportional to 200.06, 276.16 and 171.94

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Solution

The fourth proportional to 200.06, 276.16 and 171.94 is: 237.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    200.06 : 276.16 = 171.94 : x
  2. Step 2: Convert to fraction form
    200.06/276.16 = 171.94/x
  3. Step 3: Cross multiply
    200.06x = 276.16 × 171.94
  4. Step 4: Simplify right side
    200.06x = 47,482.22
  5. Step 5: Solve for x
    x = 47,482.22/200.06
  6. Step 6: Final answer
    x = 237.34

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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.