Finding the Fourth Proportional to 88,578.97, 132,718.10 and 53,444.81
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Solution
The fourth proportional to 88,578.97, 132,718.10 and 53,444.81 is: 80,076.50
Step by Step Solution
- Step 1: Write the proportion equation
88,578.97 : 132,718.10 = 53,444.81 : x - Step 2: Convert to fraction form
88,578.97/132,718.10 = 53,444.81/x - Step 3: Cross multiply
88,578.97x = 132,718.10 × 53,444.81 - Step 4: Simplify right side
88,578.97x = 7,093,093,702.63 - Step 5: Solve for x
x = 7,093,093,702.63/88,578.97 - Step 6: Final answer
x = 80,076.50
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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.