Finding the Fourth Proportional to 85,180.62, 127,790.37 and 26,024.70
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Solution
The fourth proportional to 85,180.62, 127,790.37 and 26,024.70 is: 39,042.99
Step by Step Solution
- Step 1: Write the proportion equation
85,180.62 : 127,790.37 = 26,024.70 : x - Step 2: Convert to fraction form
85,180.62/127,790.37 = 26,024.70/x - Step 3: Cross multiply
85,180.62x = 127,790.37 × 26,024.70 - Step 4: Simplify right side
85,180.62x = 3,325,706,042.14 - Step 5: Solve for x
x = 3,325,706,042.14/85,180.62 - Step 6: Final answer
x = 39,042.99
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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.