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Finding the Fourth Proportional to 292.11, 437.94 and 116.39

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Solution

The fourth proportional to 292.11, 437.94 and 116.39 is: 174.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.11 : 437.94 = 116.39 : x
  2. Step 2: Convert to fraction form
    292.11/437.94 = 116.39/x
  3. Step 3: Cross multiply
    292.11x = 437.94 × 116.39
  4. Step 4: Simplify right side
    292.11x = 50,972.93
  5. Step 5: Solve for x
    x = 50,972.93/292.11
  6. Step 6: Final answer
    x = 174.50

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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.