Finding the Fourth Proportional to 311,080.68, 466,695.18 and 100,718.68
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Solution
The fourth proportional to 311,080.68, 466,695.18 and 100,718.68 is: 151,102.03
Step by Step Solution
- Step 1: Write the proportion equation
311,080.68 : 466,695.18 = 100,718.68 : x - Step 2: Convert to fraction form
311,080.68/466,695.18 = 100,718.68/x - Step 3: Cross multiply
311,080.68x = 466,695.18 × 100,718.68 - Step 4: Simplify right side
311,080.68x = 47,004,922,491.96 - Step 5: Solve for x
x = 47,004,922,491.96/311,080.68 - Step 6: Final answer
x = 151,102.03
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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.