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Finding the Fourth Proportional to 170.10, 253.33 and 167.97

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Solution

The fourth proportional to 170.10, 253.33 and 167.97 is: 250.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    170.10 : 253.33 = 167.97 : x
  2. Step 2: Convert to fraction form
    170.10/253.33 = 167.97/x
  3. Step 3: Cross multiply
    170.10x = 253.33 × 167.97
  4. Step 4: Simplify right side
    170.10x = 42,552.37
  5. Step 5: Solve for x
    x = 42,552.37/170.10
  6. Step 6: Final answer
    x = 250.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.