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Finding the Fourth Proportional to 244.04, 336.65 and 145.71

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Solution

The fourth proportional to 244.04, 336.65 and 145.71 is: 201.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.04 : 336.65 = 145.71 : x
  2. Step 2: Convert to fraction form
    244.04/336.65 = 145.71/x
  3. Step 3: Cross multiply
    244.04x = 336.65 × 145.71
  4. Step 4: Simplify right side
    244.04x = 49,052.54
  5. Step 5: Solve for x
    x = 49,052.54/244.04
  6. Step 6: Final answer
    x = 201.01

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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.