Finding the Fourth Proportional to 263,569.08, 363,723.79 and 142,707.87
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Solution
The fourth proportional to 263,569.08, 363,723.79 and 142,707.87 is: 196,936.03
Step by Step Solution
- Step 1: Write the proportion equation
263,569.08 : 363,723.79 = 142,707.87 : x - Step 2: Convert to fraction form
263,569.08/363,723.79 = 142,707.87/x - Step 3: Cross multiply
263,569.08x = 363,723.79 × 142,707.87 - Step 4: Simplify right side
263,569.08x = 51,906,247,339.23 - Step 5: Solve for x
x = 51,906,247,339.23/263,569.08 - Step 6: Final answer
x = 196,936.03
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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.