Finding the Fourth Proportional to 88,734.03, 122,453.18 and 48,448.14
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Solution
The fourth proportional to 88,734.03, 122,453.18 and 48,448.14 is: 66,858.55
Step by Step Solution
- Step 1: Write the proportion equation
88,734.03 : 122,453.18 = 48,448.14 : x - Step 2: Convert to fraction form
88,734.03/122,453.18 = 48,448.14/x - Step 3: Cross multiply
88,734.03x = 122,453.18 × 48,448.14 - Step 4: Simplify right side
88,734.03x = 5,932,628,808.09 - Step 5: Solve for x
x = 5,932,628,808.09/88,734.03 - Step 6: Final answer
x = 66,858.55
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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.