Finding the Fourth Proportional to 79,206.26, 118,735.56 and 39,717.23
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Solution
The fourth proportional to 79,206.26, 118,735.56 and 39,717.23 is: 59,538.82
Step by Step Solution
- Step 1: Write the proportion equation
79,206.26 : 118,735.56 = 39,717.23 : x - Step 2: Convert to fraction form
79,206.26/118,735.56 = 39,717.23/x - Step 3: Cross multiply
79,206.26x = 118,735.56 × 39,717.23 - Step 4: Simplify right side
79,206.26x = 4,715,846,952.02 - Step 5: Solve for x
x = 4,715,846,952.02/79,206.26 - Step 6: Final answer
x = 59,538.82
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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.