Finding the Fourth Proportional to 89,135.88, 133,611.68 and 29,951.61
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Solution
The fourth proportional to 89,135.88, 133,611.68 and 29,951.61 is: 44,896.45
Step by Step Solution
- Step 1: Write the proportion equation
89,135.88 : 133,611.68 = 29,951.61 : x - Step 2: Convert to fraction form
89,135.88/133,611.68 = 29,951.61/x - Step 3: Cross multiply
89,135.88x = 133,611.68 × 29,951.61 - Step 4: Simplify right side
89,135.88x = 4,001,884,112.99 - Step 5: Solve for x
x = 4,001,884,112.99/89,135.88 - Step 6: Final answer
x = 44,896.45
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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.