Finding the Fourth Proportional to 86,194.70, 129,208.91 and 44,094.62
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Solution
The fourth proportional to 86,194.70, 129,208.91 and 44,094.62 is: 66,099.39
Step by Step Solution
- Step 1: Write the proportion equation
86,194.70 : 129,208.91 = 44,094.62 : x - Step 2: Convert to fraction form
86,194.70/129,208.91 = 44,094.62/x - Step 3: Cross multiply
86,194.70x = 129,208.91 × 44,094.62 - Step 4: Simplify right side
86,194.70x = 5,697,416,920.55 - Step 5: Solve for x
x = 5,697,416,920.55/86,194.70 - Step 6: Final answer
x = 66,099.39
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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.