Finding the Fourth Proportional to 195.58, 293.36 and 126.93
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Solution
The fourth proportional to 195.58, 293.36 and 126.93 is: 190.39
Step by Step Solution
- Step 1: Write the proportion equation
195.58 : 293.36 = 126.93 : x - Step 2: Convert to fraction form
195.58/293.36 = 126.93/x - Step 3: Cross multiply
195.58x = 293.36 × 126.93 - Step 4: Simplify right side
195.58x = 37,236.18 - Step 5: Solve for x
x = 37,236.18/195.58 - Step 6: Final answer
x = 190.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.