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Finding the Fourth Proportional to 173.44, 237.86 and 170.47

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Solution

The fourth proportional to 173.44, 237.86 and 170.47 is: 233.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.44 : 237.86 = 170.47 : x
  2. Step 2: Convert to fraction form
    173.44/237.86 = 170.47/x
  3. Step 3: Cross multiply
    173.44x = 237.86 × 170.47
  4. Step 4: Simplify right side
    173.44x = 40,547.99
  5. Step 5: Solve for x
    x = 40,547.99/173.44
  6. Step 6: Final answer
    x = 233.79

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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.