Finding the Fourth Proportional to 350.09, 525.02 and 130.67
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Solution
The fourth proportional to 350.09, 525.02 and 130.67 is: 195.96
Step by Step Solution
- Step 1: Write the proportion equation
350.09 : 525.02 = 130.67 : x - Step 2: Convert to fraction form
350.09/525.02 = 130.67/x - Step 3: Cross multiply
350.09x = 525.02 × 130.67 - Step 4: Simplify right side
350.09x = 68,603.05 - Step 5: Solve for x
x = 68,603.05/350.09 - Step 6: Final answer
x = 195.96
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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.