Finding the Fourth Proportional to 342,108.75, 472,124.67 and 191,205.75
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Solution
The fourth proportional to 342,108.75, 472,124.67 and 191,205.75 is: 263,872.09
Step by Step Solution
- Step 1: Write the proportion equation
342,108.75 : 472,124.67 = 191,205.75 : x - Step 2: Convert to fraction form
342,108.75/472,124.67 = 191,205.75/x - Step 3: Cross multiply
342,108.75x = 472,124.67 × 191,205.75 - Step 4: Simplify right side
342,108.75x = 90,272,951,620.85 - Step 5: Solve for x
x = 90,272,951,620.85/342,108.75 - Step 6: Final answer
x = 263,872.09
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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.