Finding the Fourth Proportional to 350.15, 525.11 and 118.99
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Solution
The fourth proportional to 350.15, 525.11 and 118.99 is: 178.44
Step by Step Solution
- Step 1: Write the proportion equation
350.15 : 525.11 = 118.99 : x - Step 2: Convert to fraction form
350.15/525.11 = 118.99/x - Step 3: Cross multiply
350.15x = 525.11 × 118.99 - Step 4: Simplify right side
350.15x = 62,479.62 - Step 5: Solve for x
x = 62,479.62/350.15 - Step 6: Final answer
x = 178.44
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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.