Finding the Fourth Proportional to 225.92, 338.14 and 122.95
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Solution
The fourth proportional to 225.92, 338.14 and 122.95 is: 184.02
Step by Step Solution
- Step 1: Write the proportion equation
225.92 : 338.14 = 122.95 : x - Step 2: Convert to fraction form
225.92/338.14 = 122.95/x - Step 3: Cross multiply
225.92x = 338.14 × 122.95 - Step 4: Simplify right side
225.92x = 41,572.99 - Step 5: Solve for x
x = 41,572.99/225.92 - Step 6: Final answer
x = 184.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.