Finding the Fourth Proportional to 95.89, 143.76 and 34.99
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Solution
The fourth proportional to 95.89, 143.76 and 34.99 is: 52.45
Step by Step Solution
- Step 1: Write the proportion equation
95.89 : 143.76 = 34.99 : x - Step 2: Convert to fraction form
95.89/143.76 = 34.99/x - Step 3: Cross multiply
95.89x = 143.76 × 34.99 - Step 4: Simplify right side
95.89x = 5,029.67 - Step 5: Solve for x
x = 5,029.67/95.89 - Step 6: Final answer
x = 52.45
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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.