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Finding the Fourth Proportional to 240.04, 359.99 and 153.25

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Solution

The fourth proportional to 240.04, 359.99 and 153.25 is: 229.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.04 : 359.99 = 153.25 : x
  2. Step 2: Convert to fraction form
    240.04/359.99 = 153.25/x
  3. Step 3: Cross multiply
    240.04x = 359.99 × 153.25
  4. Step 4: Simplify right side
    240.04x = 55,167.70
  5. Step 5: Solve for x
    x = 55,167.70/240.04
  6. Step 6: Final answer
    x = 229.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.