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Finding the Fourth Proportional to 333.83, 501.11 and 141.59

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Solution

The fourth proportional to 333.83, 501.11 and 141.59 is: 212.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.83 : 501.11 = 141.59 : x
  2. Step 2: Convert to fraction form
    333.83/501.11 = 141.59/x
  3. Step 3: Cross multiply
    333.83x = 501.11 × 141.59
  4. Step 4: Simplify right side
    333.83x = 70,952.16
  5. Step 5: Solve for x
    x = 70,952.16/333.83
  6. Step 6: Final answer
    x = 212.54

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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.