Finding the Fourth Proportional to 202,224.30, 303,336.45 and 135,869.10
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Solution
The fourth proportional to 202,224.30, 303,336.45 and 135,869.10 is: 203,803.65
Step by Step Solution
- Step 1: Write the proportion equation
202,224.30 : 303,336.45 = 135,869.10 : x - Step 2: Convert to fraction form
202,224.30/303,336.45 = 135,869.10/x - Step 3: Cross multiply
202,224.30x = 303,336.45 × 135,869.10 - Step 4: Simplify right side
202,224.30x = 41,214,050,458.70 - Step 5: Solve for x
x = 41,214,050,458.70/202,224.30 - Step 6: Final answer
x = 203,803.65
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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.