Finding the Fourth Proportional to 170.07, 254.99 and 101.64
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Solution
The fourth proportional to 170.07, 254.99 and 101.64 is: 152.39
Step by Step Solution
- Step 1: Write the proportion equation
170.07 : 254.99 = 101.64 : x - Step 2: Convert to fraction form
170.07/254.99 = 101.64/x - Step 3: Cross multiply
170.07x = 254.99 × 101.64 - Step 4: Simplify right side
170.07x = 25,917.18 - Step 5: Solve for x
x = 25,917.18/170.07 - Step 6: Final answer
x = 152.39
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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.