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Finding the Fourth Proportional to 336.06, 504.20 and 141.08

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Solution

The fourth proportional to 336.06, 504.20 and 141.08 is: 211.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.06 : 504.20 = 141.08 : x
  2. Step 2: Convert to fraction form
    336.06/504.20 = 141.08/x
  3. Step 3: Cross multiply
    336.06x = 504.20 × 141.08
  4. Step 4: Simplify right side
    336.06x = 71,132.54
  5. Step 5: Solve for x
    x = 71,132.54/336.06
  6. Step 6: Final answer
    x = 211.67

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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.