Finding the Fourth Proportional to 88,635.19, 132,878.21 and 41,226.19
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Solution
The fourth proportional to 88,635.19, 132,878.21 and 41,226.19 is: 61,804.60
Step by Step Solution
- Step 1: Write the proportion equation
88,635.19 : 132,878.21 = 41,226.19 : x - Step 2: Convert to fraction form
88,635.19/132,878.21 = 41,226.19/x - Step 3: Cross multiply
88,635.19x = 132,878.21 × 41,226.19 - Step 4: Simplify right side
88,635.19x = 5,478,062,446.88 - Step 5: Solve for x
x = 5,478,062,446.88/88,635.19 - Step 6: Final answer
x = 61,804.60
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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.