Finding the Fourth Proportional to 179,378.02, 269,067.36 and 168,417.05
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Solution
The fourth proportional to 179,378.02, 269,067.36 and 168,417.05 is: 252,625.88
Step by Step Solution
- Step 1: Write the proportion equation
179,378.02 : 269,067.36 = 168,417.05 : x - Step 2: Convert to fraction form
179,378.02/269,067.36 = 168,417.05/x - Step 3: Cross multiply
179,378.02x = 269,067.36 × 168,417.05 - Step 4: Simplify right side
179,378.02x = 45,315,529,677.15 - Step 5: Solve for x
x = 45,315,529,677.15/179,378.02 - Step 6: Final answer
x = 252,625.88
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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.