Finding the Fourth Proportional to 295.26, 442.62 and 102.75
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Solution
The fourth proportional to 295.26, 442.62 and 102.75 is: 154.03
Step by Step Solution
- Step 1: Write the proportion equation
295.26 : 442.62 = 102.75 : x - Step 2: Convert to fraction form
295.26/442.62 = 102.75/x - Step 3: Cross multiply
295.26x = 442.62 × 102.75 - Step 4: Simplify right side
295.26x = 45,479.21 - Step 5: Solve for x
x = 45,479.21/295.26 - Step 6: Final answer
x = 154.03
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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.