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Finding the Fourth Proportional to 179.01, 245.43 and 170.51

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Solution

The fourth proportional to 179.01, 245.43 and 170.51 is: 233.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.01 : 245.43 = 170.51 : x
  2. Step 2: Convert to fraction form
    179.01/245.43 = 170.51/x
  3. Step 3: Cross multiply
    179.01x = 245.43 × 170.51
  4. Step 4: Simplify right side
    179.01x = 41,847.04
  5. Step 5: Solve for x
    x = 41,847.04/179.01
  6. Step 6: Final answer
    x = 233.77

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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.