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Finding the Fourth Proportional to 173.36, 237.69 and 170.30

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Solution

The fourth proportional to 173.36, 237.69 and 170.30 is: 233.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.36 : 237.69 = 170.30 : x
  2. Step 2: Convert to fraction form
    173.36/237.69 = 170.30/x
  3. Step 3: Cross multiply
    173.36x = 237.69 × 170.30
  4. Step 4: Simplify right side
    173.36x = 40,479.20
  5. Step 5: Solve for x
    x = 40,479.20/173.36
  6. Step 6: Final answer
    x = 233.49

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.