Finding the Fourth Proportional to 203,582.96, 305,175.88 and 96,938.26
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Solution
The fourth proportional to 203,582.96, 305,175.88 and 96,938.26 is: 145,312.84
Step by Step Solution
- Step 1: Write the proportion equation
203,582.96 : 305,175.88 = 96,938.26 : x - Step 2: Convert to fraction form
203,582.96/305,175.88 = 96,938.26/x - Step 3: Cross multiply
203,582.96x = 305,175.88 × 96,938.26 - Step 4: Simplify right side
203,582.96x = 29,583,218,801.17 - Step 5: Solve for x
x = 29,583,218,801.17/203,582.96 - Step 6: Final answer
x = 145,312.84
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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.