Finding the Fourth Proportional to 144,448.75, 199,366.82 and 96,785.23
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Solution
The fourth proportional to 144,448.75, 199,366.82 and 96,785.23 is: 133,582.07
Step by Step Solution
- Step 1: Write the proportion equation
144,448.75 : 199,366.82 = 96,785.23 : x - Step 2: Convert to fraction form
144,448.75/199,366.82 = 96,785.23/x - Step 3: Cross multiply
144,448.75x = 199,366.82 × 96,785.23 - Step 4: Simplify right side
144,448.75x = 19,295,763,528.07 - Step 5: Solve for x
x = 19,295,763,528.07/144,448.75 - Step 6: Final answer
x = 133,582.07
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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.