Finding the Fourth Proportional to 252,725.49, 379,080.95 and 65,736.99
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Solution
The fourth proportional to 252,725.49, 379,080.95 and 65,736.99 is: 98,603.59
Step by Step Solution
- Step 1: Write the proportion equation
252,725.49 : 379,080.95 = 65,736.99 : x - Step 2: Convert to fraction form
252,725.49/379,080.95 = 65,736.99/x - Step 3: Cross multiply
252,725.49x = 379,080.95 × 65,736.99 - Step 4: Simplify right side
252,725.49x = 24,919,640,619.34 - Step 5: Solve for x
x = 24,919,640,619.34/252,725.49 - Step 6: Final answer
x = 98,603.59
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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.