Finding the Fourth Proportional to 176.05, 242.99 and 110.62
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Solution
The fourth proportional to 176.05, 242.99 and 110.62 is: 152.68
Step by Step Solution
- Step 1: Write the proportion equation
176.05 : 242.99 = 110.62 : x - Step 2: Convert to fraction form
176.05/242.99 = 110.62/x - Step 3: Cross multiply
176.05x = 242.99 × 110.62 - Step 4: Simplify right side
176.05x = 26,879.55 - Step 5: Solve for x
x = 26,879.55/176.05 - Step 6: Final answer
x = 152.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.