Finding the Fourth Proportional to 205,425.36, 283,458.81 and 114,770.07
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Solution
The fourth proportional to 205,425.36, 283,458.81 and 114,770.07 is: 158,366.95
Step by Step Solution
- Step 1: Write the proportion equation
205,425.36 : 283,458.81 = 114,770.07 : x - Step 2: Convert to fraction form
205,425.36/283,458.81 = 114,770.07/x - Step 3: Cross multiply
205,425.36x = 283,458.81 × 114,770.07 - Step 4: Simplify right side
205,425.36x = 32,532,587,465.82 - Step 5: Solve for x
x = 32,532,587,465.82/205,425.36 - Step 6: Final answer
x = 158,366.95
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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.