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Finding the Fourth Proportional to 201.41, 302.04 and 93.13

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Solution

The fourth proportional to 201.41, 302.04 and 93.13 is: 139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.41 : 302.04 = 93.13 : x
  2. Step 2: Convert to fraction form
    201.41/302.04 = 93.13/x
  3. Step 3: Cross multiply
    201.41x = 302.04 × 93.13
  4. Step 4: Simplify right side
    201.41x = 28,127.48
  5. Step 5: Solve for x
    x = 28,127.48/201.41
  6. Step 6: Final answer
    x = 139.65

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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.