Finding the Fourth Proportional to 204,142.82, 306,276.49 and 104,373.05
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Solution
The fourth proportional to 204,142.82, 306,276.49 and 104,373.05 is: 156,591.41
Step by Step Solution
- Step 1: Write the proportion equation
204,142.82 : 306,276.49 = 104,373.05 : x - Step 2: Convert to fraction form
204,142.82/306,276.49 = 104,373.05/x - Step 3: Cross multiply
204,142.82x = 306,276.49 × 104,373.05 - Step 4: Simplify right side
204,142.82x = 31,967,011,404.59 - Step 5: Solve for x
x = 31,967,011,404.59/204,142.82 - Step 6: Final answer
x = 156,591.41
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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.