Finding the Fourth Proportional to 237,407.21, 355,944.74 and 119,013.97
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Solution
The fourth proportional to 237,407.21, 355,944.74 and 119,013.97 is: 178,437.69
Step by Step Solution
- Step 1: Write the proportion equation
237,407.21 : 355,944.74 = 119,013.97 : x - Step 2: Convert to fraction form
237,407.21/355,944.74 = 119,013.97/x - Step 3: Cross multiply
237,407.21x = 355,944.74 × 119,013.97 - Step 4: Simplify right side
237,407.21x = 42,362,394,828.29 - Step 5: Solve for x
x = 42,362,394,828.29/237,407.21 - Step 6: Final answer
x = 178,437.69
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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.