Finding the Fourth Proportional to 169.99, 254.99 and 159.06
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Solution
The fourth proportional to 169.99, 254.99 and 159.06 is: 238.58
Step by Step Solution
- Step 1: Write the proportion equation
169.99 : 254.99 = 159.06 : x - Step 2: Convert to fraction form
169.99/254.99 = 159.06/x - Step 3: Cross multiply
169.99x = 254.99 × 159.06 - Step 4: Simplify right side
169.99x = 40,556.64 - Step 5: Solve for x
x = 40,556.64/169.99 - Step 6: Final answer
x = 238.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.