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Finding the Fourth Proportional to 295.88, 443.63 and 141.84

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Solution

The fourth proportional to 295.88, 443.63 and 141.84 is: 212.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.88 : 443.63 = 141.84 : x
  2. Step 2: Convert to fraction form
    295.88/443.63 = 141.84/x
  3. Step 3: Cross multiply
    295.88x = 443.63 × 141.84
  4. Step 4: Simplify right side
    295.88x = 62,923.77
  5. Step 5: Solve for x
    x = 62,923.77/295.88
  6. Step 6: Final answer
    x = 212.67

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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.