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Finding the Fourth Proportional to 244.94, 367.16 and 90.77

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Solution

The fourth proportional to 244.94, 367.16 and 90.77 is: 136.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.94 : 367.16 = 90.77 : x
  2. Step 2: Convert to fraction form
    244.94/367.16 = 90.77/x
  3. Step 3: Cross multiply
    244.94x = 367.16 × 90.77
  4. Step 4: Simplify right side
    244.94x = 33,324.82
  5. Step 5: Solve for x
    x = 33,324.82/244.94
  6. Step 6: Final answer
    x = 136.06

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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.