Finding the Fourth Proportional to 79,144.58, 118,718.39 and 29,198.97
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Solution
The fourth proportional to 79,144.58, 118,718.39 and 29,198.97 is: 43,799.02
Step by Step Solution
- Step 1: Write the proportion equation
79,144.58 : 118,718.39 = 29,198.97 : x - Step 2: Convert to fraction form
79,144.58/118,718.39 = 29,198.97/x - Step 3: Cross multiply
79,144.58x = 118,718.39 × 29,198.97 - Step 4: Simplify right side
79,144.58x = 3,466,454,708.06 - Step 5: Solve for x
x = 3,466,454,708.06/79,144.58 - Step 6: Final answer
x = 43,799.02
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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.