Finding the Fourth Proportional to 233.93, 350.91 and 130.99
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Solution
The fourth proportional to 233.93, 350.91 and 130.99 is: 196.49
Step by Step Solution
- Step 1: Write the proportion equation
233.93 : 350.91 = 130.99 : x - Step 2: Convert to fraction form
233.93/350.91 = 130.99/x - Step 3: Cross multiply
233.93x = 350.91 × 130.99 - Step 4: Simplify right side
233.93x = 45,965.70 - Step 5: Solve for x
x = 45,965.70/233.93 - Step 6: Final answer
x = 196.49
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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.