Finding the Fourth Proportional to 79,329.03, 118,993.95 and 26,738.97
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Solution
The fourth proportional to 79,329.03, 118,993.95 and 26,738.97 is: 40,108.59
Step by Step Solution
- Step 1: Write the proportion equation
79,329.03 : 118,993.95 = 26,738.97 : x - Step 2: Convert to fraction form
79,329.03/118,993.95 = 26,738.97/x - Step 3: Cross multiply
79,329.03x = 118,993.95 × 26,738.97 - Step 4: Simplify right side
79,329.03x = 3,181,775,659.23 - Step 5: Solve for x
x = 3,181,775,659.23/79,329.03 - Step 6: Final answer
x = 40,108.59
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1.5x scale
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.