Finding the Fourth Proportional to 224,316.87, 336,511.76 and 74,531.67
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Solution
The fourth proportional to 224,316.87, 336,511.76 and 74,531.67 is: 111,809.62
Step by Step Solution
- Step 1: Write the proportion equation
224,316.87 : 336,511.76 = 74,531.67 : x - Step 2: Convert to fraction form
224,316.87/336,511.76 = 74,531.67/x - Step 3: Cross multiply
224,316.87x = 336,511.76 × 74,531.67 - Step 4: Simplify right side
224,316.87x = 25,080,783,074.78 - Step 5: Solve for x
x = 25,080,783,074.78/224,316.87 - Step 6: Final answer
x = 111,809.62
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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.