Finding the Fourth Proportional to 235,737.80, 353,606.70 and 189,081.80
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Solution
The fourth proportional to 235,737.80, 353,606.70 and 189,081.80 is: 283,622.70
Step by Step Solution
- Step 1: Write the proportion equation
235,737.80 : 353,606.70 = 189,081.80 : x - Step 2: Convert to fraction form
235,737.80/353,606.70 = 189,081.80/x - Step 3: Cross multiply
235,737.80x = 353,606.70 × 189,081.80 - Step 4: Simplify right side
235,737.80x = 66,860,591,328.06 - Step 5: Solve for x
x = 66,860,591,328.06/235,737.80 - Step 6: Final answer
x = 283,622.70
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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.