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Finding the Fourth Proportional to 137.04, 190.01 and 131.37

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Solution

The fourth proportional to 137.04, 190.01 and 131.37 is: 182.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    137.04 : 190.01 = 131.37 : x
  2. Step 2: Convert to fraction form
    137.04/190.01 = 131.37/x
  3. Step 3: Cross multiply
    137.04x = 190.01 × 131.37
  4. Step 4: Simplify right side
    137.04x = 24,960.96
  5. Step 5: Solve for x
    x = 24,960.96/137.04
  6. Step 6: Final answer
    x = 182.14

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.