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Finding the Fourth Proportional to 169.02, 233.13 and 160.98

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Solution

The fourth proportional to 169.02, 233.13 and 160.98 is: 222.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.02 : 233.13 = 160.98 : x
  2. Step 2: Convert to fraction form
    169.02/233.13 = 160.98/x
  3. Step 3: Cross multiply
    169.02x = 233.13 × 160.98
  4. Step 4: Simplify right side
    169.02x = 37,529.27
  5. Step 5: Solve for x
    x = 37,529.27/169.02
  6. Step 6: Final answer
    x = 222.04

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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.