Finding the Fourth Proportional to 169,716.68, 234,182.99 and 98,082.87
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Solution
The fourth proportional to 169,716.68, 234,182.99 and 98,082.87 is: 135,339.32
Step by Step Solution
- Step 1: Write the proportion equation
169,716.68 : 234,182.99 = 98,082.87 : x - Step 2: Convert to fraction form
169,716.68/234,182.99 = 98,082.87/x - Step 3: Cross multiply
169,716.68x = 234,182.99 × 98,082.87 - Step 4: Simplify right side
169,716.68x = 22,969,339,273.97 - Step 5: Solve for x
x = 22,969,339,273.97/169,716.68 - Step 6: Final answer
x = 135,339.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.