Finding the Fourth Proportional to 134,859.10, 202,115.85 and 119,998.30
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Solution
The fourth proportional to 134,859.10, 202,115.85 and 119,998.30 is: 179,843.69
Step by Step Solution
- Step 1: Write the proportion equation
134,859.10 : 202,115.85 = 119,998.30 : x - Step 2: Convert to fraction form
134,859.10/202,115.85 = 119,998.30/x - Step 3: Cross multiply
134,859.10x = 202,115.85 × 119,998.30 - Step 4: Simplify right side
134,859.10x = 24,253,558,403.06 - Step 5: Solve for x
x = 24,253,558,403.06/134,859.10 - Step 6: Final answer
x = 179,843.69
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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.