Finding the Fourth Proportional to 269,125.70, 403,591.35 and 135,961.70
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Solution
The fourth proportional to 269,125.70, 403,591.35 and 135,961.70 is: 203,893.44
Step by Step Solution
- Step 1: Write the proportion equation
269,125.70 : 403,591.35 = 135,961.70 : x - Step 2: Convert to fraction form
269,125.70/403,591.35 = 135,961.70/x - Step 3: Cross multiply
269,125.70x = 403,591.35 × 135,961.70 - Step 4: Simplify right side
269,125.70x = 54,872,966,051.30 - Step 5: Solve for x
x = 54,872,966,051.30/269,125.70 - Step 6: Final answer
x = 203,893.44
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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.