Finding the Fourth Proportional to 235.13, 325.08 and 224.93
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Solution
The fourth proportional to 235.13, 325.08 and 224.93 is: 310.98
Step by Step Solution
- Step 1: Write the proportion equation
235.13 : 325.08 = 224.93 : x - Step 2: Convert to fraction form
235.13/325.08 = 224.93/x - Step 3: Cross multiply
235.13x = 325.08 × 224.93 - Step 4: Simplify right side
235.13x = 73,118.62 - Step 5: Solve for x
x = 73,118.62/235.13 - Step 6: Final answer
x = 310.98
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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.