Finding the Fourth Proportional to 235.23, 324.99 and 164.51
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Solution
The fourth proportional to 235.23, 324.99 and 164.51 is: 227.28
Step by Step Solution
- Step 1: Write the proportion equation
235.23 : 324.99 = 164.51 : x - Step 2: Convert to fraction form
235.23/324.99 = 164.51/x - Step 3: Cross multiply
235.23x = 324.99 × 164.51 - Step 4: Simplify right side
235.23x = 53,462.48 - Step 5: Solve for x
x = 53,462.48/235.23 - Step 6: Final answer
x = 227.28
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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.