Finding the Fourth Proportional to 88,603.68, 122,273.11 and 48,316.41
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Solution
The fourth proportional to 88,603.68, 122,273.11 and 48,316.41 is: 66,676.66
Step by Step Solution
- Step 1: Write the proportion equation
88,603.68 : 122,273.11 = 48,316.41 : x - Step 2: Convert to fraction form
88,603.68/122,273.11 = 48,316.41/x - Step 3: Cross multiply
88,603.68x = 122,273.11 × 48,316.41 - Step 4: Simplify right side
88,603.68x = 5,907,797,431.24 - Step 5: Solve for x
x = 5,907,797,431.24/88,603.68 - Step 6: Final answer
x = 66,676.66
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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.