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Finding the Fourth Proportional to 190.00, 262.48 and 150.53

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Solution

The fourth proportional to 190.00, 262.48 and 150.53 is: 207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    190.00 : 262.48 = 150.53 : x
  2. Step 2: Convert to fraction form
    190.00/262.48 = 150.53/x
  3. Step 3: Cross multiply
    190.00x = 262.48 × 150.53
  4. Step 4: Simplify right side
    190.00x = 39,510.41
  5. Step 5: Solve for x
    x = 39,510.41/190.00
  6. Step 6: Final answer
    x = 207.95

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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.