Finding the Fourth Proportional to 204,138.22, 306,240.18 and 71,056.30
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Solution
The fourth proportional to 204,138.22, 306,240.18 and 71,056.30 is: 106,595.88
Step by Step Solution
- Step 1: Write the proportion equation
204,138.22 : 306,240.18 = 71,056.30 : x - Step 2: Convert to fraction form
204,138.22/306,240.18 = 71,056.30/x - Step 3: Cross multiply
204,138.22x = 306,240.18 × 71,056.30 - Step 4: Simplify right side
204,138.22x = 21,760,294,102.13 - Step 5: Solve for x
x = 21,760,294,102.13/204,138.22 - Step 6: Final answer
x = 106,595.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.