Finding the Fourth Proportional to 193,207.62, 289,894.86 and 104,523.60
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Solution
The fourth proportional to 193,207.62, 289,894.86 and 104,523.60 is: 156,830.53
Step by Step Solution
- Step 1: Write the proportion equation
193,207.62 : 289,894.86 = 104,523.60 : x - Step 2: Convert to fraction form
193,207.62/289,894.86 = 104,523.60/x - Step 3: Cross multiply
193,207.62x = 289,894.86 × 104,523.60 - Step 4: Simplify right side
193,207.62x = 30,300,854,388.70 - Step 5: Solve for x
x = 30,300,854,388.70/193,207.62 - Step 6: Final answer
x = 156,830.53
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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.