Finding the Fourth Proportional to 125.99, 188.96 and 34.68
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Solution
The fourth proportional to 125.99, 188.96 and 34.68 is: 52.01
Step by Step Solution
- Step 1: Write the proportion equation
125.99 : 188.96 = 34.68 : x - Step 2: Convert to fraction form
125.99/188.96 = 34.68/x - Step 3: Cross multiply
125.99x = 188.96 × 34.68 - Step 4: Simplify right side
125.99x = 6,552.96 - Step 5: Solve for x
x = 6,552.96/125.99 - Step 6: Final answer
x = 52.01
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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.