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Finding the Fourth Proportional to 244.09, 336.67 and 145.77

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Solution

The fourth proportional to 244.09, 336.67 and 145.77 is: 201.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.09 : 336.67 = 145.77 : x
  2. Step 2: Convert to fraction form
    244.09/336.67 = 145.77/x
  3. Step 3: Cross multiply
    244.09x = 336.67 × 145.77
  4. Step 4: Simplify right side
    244.09x = 49,076.39
  5. Step 5: Solve for x
    x = 49,076.39/244.09
  6. Step 6: Final answer
    x = 201.06

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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.