Finding the Fourth Proportional to 175.25, 262.99 and 79.06
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Solution
The fourth proportional to 175.25, 262.99 and 79.06 is: 118.64
Step by Step Solution
- Step 1: Write the proportion equation
175.25 : 262.99 = 79.06 : x - Step 2: Convert to fraction form
175.25/262.99 = 79.06/x - Step 3: Cross multiply
175.25x = 262.99 × 79.06 - Step 4: Simplify right side
175.25x = 20,791.99 - Step 5: Solve for x
x = 20,791.99/175.25 - Step 6: Final answer
x = 118.64
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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.