Finding the Fourth Proportional to 215,882.26, 297,917.81 and 119,083.93
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Solution
The fourth proportional to 215,882.26, 297,917.81 and 119,083.93 is: 164,335.99
Step by Step Solution
- Step 1: Write the proportion equation
215,882.26 : 297,917.81 = 119,083.93 : x - Step 2: Convert to fraction form
215,882.26/297,917.81 = 119,083.93/x - Step 3: Cross multiply
215,882.26x = 297,917.81 × 119,083.93 - Step 4: Simplify right side
215,882.26x = 35,477,225,000.34 - Step 5: Solve for x
x = 35,477,225,000.34/215,882.26 - Step 6: Final answer
x = 164,335.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.