Finding the Fourth Proportional to 151,369.38, 225,266.91 and 146,324.70
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Solution
The fourth proportional to 151,369.38, 225,266.91 and 146,324.70 is: 217,759.45
Step by Step Solution
- Step 1: Write the proportion equation
151,369.38 : 225,266.91 = 146,324.70 : x - Step 2: Convert to fraction form
151,369.38/225,266.91 = 146,324.70/x - Step 3: Cross multiply
151,369.38x = 225,266.91 × 146,324.70 - Step 4: Simplify right side
151,369.38x = 32,962,113,025.68 - Step 5: Solve for x
x = 32,962,113,025.68/151,369.38 - Step 6: Final answer
x = 217,759.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.