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Finding the Fourth Proportional to 244.25, 337.01 and 139.33

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Solution

The fourth proportional to 244.25, 337.01 and 139.33 is: 192.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.25 : 337.01 = 139.33 : x
  2. Step 2: Convert to fraction form
    244.25/337.01 = 139.33/x
  3. Step 3: Cross multiply
    244.25x = 337.01 × 139.33
  4. Step 4: Simplify right side
    244.25x = 46,955.60
  5. Step 5: Solve for x
    x = 46,955.60/244.25
  6. Step 6: Final answer
    x = 192.24

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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.