Finding the Fourth Proportional to 203,217.70, 304,826.55 and 92,409.70
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Solution
The fourth proportional to 203,217.70, 304,826.55 and 92,409.70 is: 138,614.55
Step by Step Solution
- Step 1: Write the proportion equation
203,217.70 : 304,826.55 = 92,409.70 : x - Step 2: Convert to fraction form
203,217.70/304,826.55 = 92,409.70/x - Step 3: Cross multiply
203,217.70x = 304,826.55 × 92,409.70 - Step 4: Simplify right side
203,217.70x = 28,168,930,037.54 - Step 5: Solve for x
x = 28,168,930,037.54/203,217.70 - Step 6: Final answer
x = 138,614.55
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1.5x scale
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.