Finding the Fourth Proportional to 126.93, 175.14 and 94.26
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Solution
The fourth proportional to 126.93, 175.14 and 94.26 is: 130.06
Step by Step Solution
- Step 1: Write the proportion equation
126.93 : 175.14 = 94.26 : x - Step 2: Convert to fraction form
126.93/175.14 = 94.26/x - Step 3: Cross multiply
126.93x = 175.14 × 94.26 - Step 4: Simplify right side
126.93x = 16,508.70 - Step 5: Solve for x
x = 16,508.70/126.93 - Step 6: Final answer
x = 130.06
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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.