Finding the Fourth Proportional to 79,984.98, 119,845.98 and 27,365.76
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Solution
The fourth proportional to 79,984.98, 119,845.98 and 27,365.76 is: 41,003.65
Step by Step Solution
- Step 1: Write the proportion equation
79,984.98 : 119,845.98 = 27,365.76 : x - Step 2: Convert to fraction form
79,984.98/119,845.98 = 27,365.76/x - Step 3: Cross multiply
79,984.98x = 119,845.98 × 27,365.76 - Step 4: Simplify right side
79,984.98x = 3,279,676,325.64 - Step 5: Solve for x
x = 3,279,676,325.64/79,984.98 - Step 6: Final answer
x = 41,003.65
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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.