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Finding the Fourth Proportional to 194.34, 291.53 and 50.06

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Solution

The fourth proportional to 194.34, 291.53 and 50.06 is: 75.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.34 : 291.53 = 50.06 : x
  2. Step 2: Convert to fraction form
    194.34/291.53 = 50.06/x
  3. Step 3: Cross multiply
    194.34x = 291.53 × 50.06
  4. Step 4: Simplify right side
    194.34x = 14,594.85
  5. Step 5: Solve for x
    x = 14,594.85/194.34
  6. Step 6: Final answer
    x = 75.10

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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.