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Finding the Fourth Proportional to 54.99, 75.93 and 44.13

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Solution

The fourth proportional to 54.99, 75.93 and 44.13 is: 60.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54.99 : 75.93 = 44.13 : x
  2. Step 2: Convert to fraction form
    54.99/75.93 = 44.13/x
  3. Step 3: Cross multiply
    54.99x = 75.93 × 44.13
  4. Step 4: Simplify right side
    54.99x = 3,350.79
  5. Step 5: Solve for x
    x = 3,350.79/54.99
  6. Step 6: Final answer
    x = 60.93

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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.