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Finding the Fourth Proportional to 244.39, 336.91 and 151.08

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Solution

The fourth proportional to 244.39, 336.91 and 151.08 is: 208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.39 : 336.91 = 151.08 : x
  2. Step 2: Convert to fraction form
    244.39/336.91 = 151.08/x
  3. Step 3: Cross multiply
    244.39x = 336.91 × 151.08
  4. Step 4: Simplify right side
    244.39x = 50,900.36
  5. Step 5: Solve for x
    x = 50,900.36/244.39
  6. Step 6: Final answer
    x = 208.28

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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.