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Finding the Fourth Proportional to 192.15, 264.68 and 150.63

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Solution

The fourth proportional to 192.15, 264.68 and 150.63 is: 207.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    192.15 : 264.68 = 150.63 : x
  2. Step 2: Convert to fraction form
    192.15/264.68 = 150.63/x
  3. Step 3: Cross multiply
    192.15x = 264.68 × 150.63
  4. Step 4: Simplify right side
    192.15x = 39,868.00
  5. Step 5: Solve for x
    x = 39,868.00/192.15
  6. Step 6: Final answer
    x = 207.48

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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.