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Finding the Fourth Proportional to 150.93, 208.44 and 95.72

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Solution

The fourth proportional to 150.93, 208.44 and 95.72 is: 132.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.93 : 208.44 = 95.72 : x
  2. Step 2: Convert to fraction form
    150.93/208.44 = 95.72/x
  3. Step 3: Cross multiply
    150.93x = 208.44 × 95.72
  4. Step 4: Simplify right side
    150.93x = 19,950.83
  5. Step 5: Solve for x
    x = 19,950.83/150.93
  6. Step 6: Final answer
    x = 132.19

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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.