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Finding the Fourth Proportional to 50.51, 69.53 and 44.36

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Solution

The fourth proportional to 50.51, 69.53 and 44.36 is: 61.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.51 : 69.53 = 44.36 : x
  2. Step 2: Convert to fraction form
    50.51/69.53 = 44.36/x
  3. Step 3: Cross multiply
    50.51x = 69.53 × 44.36
  4. Step 4: Simplify right side
    50.51x = 3,084.35
  5. Step 5: Solve for x
    x = 3,084.35/50.51
  6. Step 6: Final answer
    x = 61.06

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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.