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Finding the Fourth Proportional to 200.34, 300.93 and 177.99

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Solution

The fourth proportional to 200.34, 300.93 and 177.99 is: 267.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    200.34 : 300.93 = 177.99 : x
  2. Step 2: Convert to fraction form
    200.34/300.93 = 177.99/x
  3. Step 3: Cross multiply
    200.34x = 300.93 × 177.99
  4. Step 4: Simplify right side
    200.34x = 53,562.53
  5. Step 5: Solve for x
    x = 53,562.53/200.34
  6. Step 6: Final answer
    x = 267.36

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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.