Finding the Fourth Proportional to 135,246.92, 202,901.10 and 41,760.20
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Solution
The fourth proportional to 135,246.92, 202,901.10 and 41,760.20 is: 62,649.79
Step by Step Solution
- Step 1: Write the proportion equation
135,246.92 : 202,901.10 = 41,760.20 : x - Step 2: Convert to fraction form
135,246.92/202,901.10 = 41,760.20/x - Step 3: Cross multiply
135,246.92x = 202,901.10 × 41,760.20 - Step 4: Simplify right side
135,246.92x = 8,473,190,516.22 - Step 5: Solve for x
x = 8,473,190,516.22/135,246.92 - Step 6: Final answer
x = 62,649.79
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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.