Finding the Fourth Proportional to 170.65, 255.99 and 62.44
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Solution
The fourth proportional to 170.65, 255.99 and 62.44 is: 93.67
Step by Step Solution
- Step 1: Write the proportion equation
170.65 : 255.99 = 62.44 : x - Step 2: Convert to fraction form
170.65/255.99 = 62.44/x - Step 3: Cross multiply
170.65x = 255.99 × 62.44 - Step 4: Simplify right side
170.65x = 15,984.02 - Step 5: Solve for x
x = 15,984.02/170.65 - Step 6: Final answer
x = 93.67
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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.