Finding the Fourth Proportional to 88,684.98, 132,948.36 and 32,511.97
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Solution
The fourth proportional to 88,684.98, 132,948.36 and 32,511.97 is: 48,738.95
Step by Step Solution
- Step 1: Write the proportion equation
88,684.98 : 132,948.36 = 32,511.97 : x - Step 2: Convert to fraction form
88,684.98/132,948.36 = 32,511.97/x - Step 3: Cross multiply
88,684.98x = 132,948.36 × 32,511.97 - Step 4: Simplify right side
88,684.98x = 4,322,413,385.41 - Step 5: Solve for x
x = 4,322,413,385.41/88,684.98 - Step 6: Final answer
x = 48,738.95
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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.