Finding the Fourth Proportional to 151,350.70, 226,916.70 and 84,811.23
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Solution
The fourth proportional to 151,350.70, 226,916.70 and 84,811.23 is: 127,155.56
Step by Step Solution
- Step 1: Write the proportion equation
151,350.70 : 226,916.70 = 84,811.23 : x - Step 2: Convert to fraction form
151,350.70/226,916.70 = 84,811.23/x - Step 3: Cross multiply
151,350.70x = 226,916.70 × 84,811.23 - Step 4: Simplify right side
151,350.70x = 19,245,083,299.96 - Step 5: Solve for x
x = 19,245,083,299.96/151,350.70 - Step 6: Final answer
x = 127,155.56
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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.