Finding the Fourth Proportional to 265,356.21, 366,183.09 and 144,496.56
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Solution
The fourth proportional to 265,356.21, 366,183.09 and 144,496.56 is: 199,400.64
Step by Step Solution
- Step 1: Write the proportion equation
265,356.21 : 366,183.09 = 144,496.56 : x - Step 2: Convert to fraction form
265,356.21/366,183.09 = 144,496.56/x - Step 3: Cross multiply
265,356.21x = 366,183.09 × 144,496.56 - Step 4: Simplify right side
265,356.21x = 52,912,196,835.17 - Step 5: Solve for x
x = 52,912,196,835.17/265,356.21 - Step 6: Final answer
x = 199,400.64
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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.