Finding the Fourth Proportional to 235.04, 324.08 and 163.00
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Solution
The fourth proportional to 235.04, 324.08 and 163.00 is: 224.75
Step by Step Solution
- Step 1: Write the proportion equation
235.04 : 324.08 = 163.00 : x - Step 2: Convert to fraction form
235.04/324.08 = 163.00/x - Step 3: Cross multiply
235.04x = 324.08 × 163.00 - Step 4: Simplify right side
235.04x = 52,823.41 - Step 5: Solve for x
x = 52,823.41/235.04 - Step 6: Final answer
x = 224.75
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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.