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Finding the Fourth Proportional to 190.24, 262.70 and 184.12

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Solution

The fourth proportional to 190.24, 262.70 and 184.12 is: 254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    190.24 : 262.70 = 184.12 : x
  2. Step 2: Convert to fraction form
    190.24/262.70 = 184.12/x
  3. Step 3: Cross multiply
    190.24x = 262.70 × 184.12
  4. Step 4: Simplify right side
    190.24x = 48,368.32
  5. Step 5: Solve for x
    x = 48,368.32/190.24
  6. Step 6: Final answer
    x = 254.25

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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.