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Finding the Fourth Proportional to 54.63, 75.33 and 46.44

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Solution

The fourth proportional to 54.63, 75.33 and 46.44 is: 64.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54.63 : 75.33 = 46.44 : x
  2. Step 2: Convert to fraction form
    54.63/75.33 = 46.44/x
  3. Step 3: Cross multiply
    54.63x = 75.33 × 46.44
  4. Step 4: Simplify right side
    54.63x = 3,498.33
  5. Step 5: Solve for x
    x = 3,498.33/54.63
  6. Step 6: Final answer
    x = 64.04

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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.