Finding the Fourth Proportional to 141,452.19, 195,204.60 and 77,794.02
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Solution
The fourth proportional to 141,452.19, 195,204.60 and 77,794.02 is: 107,356.07
Step by Step Solution
- Step 1: Write the proportion equation
141,452.19 : 195,204.60 = 77,794.02 : x - Step 2: Convert to fraction form
141,452.19/195,204.60 = 77,794.02/x - Step 3: Cross multiply
141,452.19x = 195,204.60 × 77,794.02 - Step 4: Simplify right side
141,452.19x = 15,185,750,556.49 - Step 5: Solve for x
x = 15,185,750,556.49/141,452.19 - Step 6: Final answer
x = 107,356.07
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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.