Finding the Fourth Proportional to 170,767.67, 256,163.81 and 65,586.63
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Solution
The fourth proportional to 170,767.67, 256,163.81 and 65,586.63 is: 98,384.67
Step by Step Solution
- Step 1: Write the proportion equation
170,767.67 : 256,163.81 = 65,586.63 : x - Step 2: Convert to fraction form
170,767.67/256,163.81 = 65,586.63/x - Step 3: Cross multiply
170,767.67x = 256,163.81 × 65,586.63 - Step 4: Simplify right side
170,767.67x = 16,800,920,697.93 - Step 5: Solve for x
x = 16,800,920,697.93/170,767.67 - Step 6: Final answer
x = 98,384.67
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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.