Finding the Fourth Proportional to 237,397.74, 327,608.96 and 129,974.60
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Solution
The fourth proportional to 237,397.74, 327,608.96 and 129,974.60 is: 179,364.99
Step by Step Solution
- Step 1: Write the proportion equation
237,397.74 : 327,608.96 = 129,974.60 : x - Step 2: Convert to fraction form
237,397.74/327,608.96 = 129,974.60/x - Step 3: Cross multiply
237,397.74x = 327,608.96 × 129,974.60 - Step 4: Simplify right side
237,397.74x = 42,580,843,532.42 - Step 5: Solve for x
x = 42,580,843,532.42/237,397.74 - Step 6: Final answer
x = 179,364.99
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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.