Finding the Fourth Proportional to 111,354.26, 167,088.84 and 52,195.94
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Solution
The fourth proportional to 111,354.26, 167,088.84 and 52,195.94 is: 78,320.84
Step by Step Solution
- Step 1: Write the proportion equation
111,354.26 : 167,088.84 = 52,195.94 : x - Step 2: Convert to fraction form
111,354.26/167,088.84 = 52,195.94/x - Step 3: Cross multiply
111,354.26x = 167,088.84 × 52,195.94 - Step 4: Simplify right side
111,354.26x = 8,721,359,067.31 - Step 5: Solve for x
x = 8,721,359,067.31/111,354.26 - Step 6: Final answer
x = 78,320.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.