Finding the Fourth Proportional to 86,447.03, 119,297.42 and 48,208.99
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Solution
The fourth proportional to 86,447.03, 119,297.42 and 48,208.99 is: 66,528.70
Step by Step Solution
- Step 1: Write the proportion equation
86,447.03 : 119,297.42 = 48,208.99 : x - Step 2: Convert to fraction form
86,447.03/119,297.42 = 48,208.99/x - Step 3: Cross multiply
86,447.03x = 119,297.42 × 48,208.99 - Step 4: Simplify right side
86,447.03x = 5,751,208,620.60 - Step 5: Solve for x
x = 5,751,208,620.60/86,447.03 - Step 6: Final answer
x = 66,528.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.