Finding the Fourth Proportional to 116.93, 174.75 and 93.99
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Solution
The fourth proportional to 116.93, 174.75 and 93.99 is: 140.47
Step by Step Solution
- Step 1: Write the proportion equation
116.93 : 174.75 = 93.99 : x - Step 2: Convert to fraction form
116.93/174.75 = 93.99/x - Step 3: Cross multiply
116.93x = 174.75 × 93.99 - Step 4: Simplify right side
116.93x = 16,425.06 - Step 5: Solve for x
x = 16,425.06/116.93 - Step 6: Final answer
x = 140.47
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.