Finding the Fourth Proportional to 195,876.19, 270,365.19 and 115,350.42
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Solution
The fourth proportional to 195,876.19, 270,365.19 and 115,350.42 is: 159,216.58
Step by Step Solution
- Step 1: Write the proportion equation
195,876.19 : 270,365.19 = 115,350.42 : x - Step 2: Convert to fraction form
195,876.19/270,365.19 = 115,350.42/x - Step 3: Cross multiply
195,876.19x = 270,365.19 × 115,350.42 - Step 4: Simplify right side
195,876.19x = 31,186,737,255.59 - Step 5: Solve for x
x = 31,186,737,255.59/195,876.19 - Step 6: Final answer
x = 159,216.58
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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.