Finding the Fourth Proportional to 265.81, 366.82 and 162.31
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Solution
The fourth proportional to 265.81, 366.82 and 162.31 is: 223.99
Step by Step Solution
- Step 1: Write the proportion equation
265.81 : 366.82 = 162.31 : x - Step 2: Convert to fraction form
265.81/366.82 = 162.31/x - Step 3: Cross multiply
265.81x = 366.82 × 162.31 - Step 4: Simplify right side
265.81x = 59,538.55 - Step 5: Solve for x
x = 59,538.55/265.81 - Step 6: Final answer
x = 223.99
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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.