Finding the Fourth Proportional to 88,408.53, 132,611.49 and 21,848.66
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Solution
The fourth proportional to 88,408.53, 132,611.49 and 21,848.66 is: 32,772.66
Step by Step Solution
- Step 1: Write the proportion equation
88,408.53 : 132,611.49 = 21,848.66 : x - Step 2: Convert to fraction form
88,408.53/132,611.49 = 21,848.66/x - Step 3: Cross multiply
88,408.53x = 132,611.49 × 21,848.66 - Step 4: Simplify right side
88,408.53x = 2,897,382,694.05 - Step 5: Solve for x
x = 2,897,382,694.05/88,408.53 - Step 6: Final answer
x = 32,772.66
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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.