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Finding the Fourth Proportional to 50.94, 70.13 and 44.12

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Solution

The fourth proportional to 50.94, 70.13 and 44.12 is: 60.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.94 : 70.13 = 44.12 : x
  2. Step 2: Convert to fraction form
    50.94/70.13 = 44.12/x
  3. Step 3: Cross multiply
    50.94x = 70.13 × 44.12
  4. Step 4: Simplify right side
    50.94x = 3,094.14
  5. Step 5: Solve for x
    x = 3,094.14/50.94
  6. Step 6: Final answer
    x = 60.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.