Finding the Fourth Proportional to 176.81, 265.22 and 73.99
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Solution
The fourth proportional to 176.81, 265.22 and 73.99 is: 110.99
Step by Step Solution
- Step 1: Write the proportion equation
176.81 : 265.22 = 73.99 : x - Step 2: Convert to fraction form
176.81/265.22 = 73.99/x - Step 3: Cross multiply
176.81x = 265.22 × 73.99 - Step 4: Simplify right side
176.81x = 19,623.63 - Step 5: Solve for x
x = 19,623.63/176.81 - Step 6: Final answer
x = 110.99
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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.