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Finding the Fourth Proportional to 179.04, 245.52 and 159.60

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Solution

The fourth proportional to 179.04, 245.52 and 159.60 is: 218.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.04 : 245.52 = 159.60 : x
  2. Step 2: Convert to fraction form
    179.04/245.52 = 159.60/x
  3. Step 3: Cross multiply
    179.04x = 245.52 × 159.60
  4. Step 4: Simplify right side
    179.04x = 39,184.99
  5. Step 5: Solve for x
    x = 39,184.99/179.04
  6. Step 6: Final answer
    x = 218.86

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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.