Finding the Fourth Proportional to 49.99, 68.97 and 35.44
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Solution
The fourth proportional to 49.99, 68.97 and 35.44 is: 48.90
Step by Step Solution
- Step 1: Write the proportion equation
49.99 : 68.97 = 35.44 : x - Step 2: Convert to fraction form
49.99/68.97 = 35.44/x - Step 3: Cross multiply
49.99x = 68.97 × 35.44 - Step 4: Simplify right side
49.99x = 2,444.47 - Step 5: Solve for x
x = 2,444.47/49.99 - Step 6: Final answer
x = 48.90
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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.