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Finding the Fourth Proportional to 169.01, 233.24 and 94.32

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Solution

The fourth proportional to 169.01, 233.24 and 94.32 is: 130.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.01 : 233.24 = 94.32 : x
  2. Step 2: Convert to fraction form
    169.01/233.24 = 94.32/x
  3. Step 3: Cross multiply
    169.01x = 233.24 × 94.32
  4. Step 4: Simplify right side
    169.01x = 21,999.20
  5. Step 5: Solve for x
    x = 21,999.20/169.01
  6. Step 6: Final answer
    x = 130.17

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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.