Finding the Fourth Proportional to 169,639.10, 237,183.70 and 169,639.10
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Solution
The fourth proportional to 169,639.10, 237,183.70 and 169,639.10 is: 237,183.70
Step by Step Solution
- Step 1: Write the proportion equation
169,639.10 : 237,183.70 = 169,639.10 : x - Step 2: Convert to fraction form
169,639.10/237,183.70 = 169,639.10/x - Step 3: Cross multiply
169,639.10x = 237,183.70 × 169,639.10 - Step 4: Simplify right side
169,639.10x = 40,235,629,402.67 - Step 5: Solve for x
x = 40,235,629,402.67/169,639.10 - Step 6: Final answer
x = 237,183.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.