Finding the Fourth Proportional to 273,545.91, 377,556.34 and 160,405.11
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Solution
The fourth proportional to 273,545.91, 377,556.34 and 160,405.11 is: 221,395.99
Step by Step Solution
- Step 1: Write the proportion equation
273,545.91 : 377,556.34 = 160,405.11 : x - Step 2: Convert to fraction form
273,545.91/377,556.34 = 160,405.11/x - Step 3: Cross multiply
273,545.91x = 377,556.34 × 160,405.11 - Step 4: Simplify right side
273,545.91x = 60,561,967,322.36 - Step 5: Solve for x
x = 60,561,967,322.36/273,545.91 - Step 6: Final answer
x = 221,395.99
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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.