Finding the Fourth Proportional to 134,917.92, 202,409.84 and 63,889.12
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Solution
The fourth proportional to 134,917.92, 202,409.84 and 63,889.12 is: 95,849.29
Step by Step Solution
- Step 1: Write the proportion equation
134,917.92 : 202,409.84 = 63,889.12 : x - Step 2: Convert to fraction form
134,917.92/202,409.84 = 63,889.12/x - Step 3: Cross multiply
134,917.92x = 202,409.84 × 63,889.12 - Step 4: Simplify right side
134,917.92x = 12,931,786,556.94 - Step 5: Solve for x
x = 12,931,786,556.94/134,917.92 - Step 6: Final answer
x = 95,849.29
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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.