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Finding the Fourth Proportional to 333.92, 500.93 and 141.50

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Solution

The fourth proportional to 333.92, 500.93 and 141.50 is: 212.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.92 : 500.93 = 141.50 : x
  2. Step 2: Convert to fraction form
    333.92/500.93 = 141.50/x
  3. Step 3: Cross multiply
    333.92x = 500.93 × 141.50
  4. Step 4: Simplify right side
    333.92x = 70,881.60
  5. Step 5: Solve for x
    x = 70,881.60/333.92
  6. Step 6: Final answer
    x = 212.27

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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.