Finding the Fourth Proportional to 49.97, 68.99 and 33.62
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Solution
The fourth proportional to 49.97, 68.99 and 33.62 is: 46.41
Step by Step Solution
- Step 1: Write the proportion equation
49.97 : 68.99 = 33.62 : x - Step 2: Convert to fraction form
49.97/68.99 = 33.62/x - Step 3: Cross multiply
49.97x = 68.99 × 33.62 - Step 4: Simplify right side
49.97x = 2,318.93 - Step 5: Solve for x
x = 2,318.93/49.97 - Step 6: Final answer
x = 46.41
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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.