Finding the Fourth Proportional to 237,268.99, 327,431.23 and 129,839.02
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Solution
The fourth proportional to 237,268.99, 327,431.23 and 129,839.02 is: 179,177.87
Step by Step Solution
- Step 1: Write the proportion equation
237,268.99 : 327,431.23 = 129,839.02 : x - Step 2: Convert to fraction form
237,268.99/327,431.23 = 129,839.02/x - Step 3: Cross multiply
237,268.99x = 327,431.23 × 129,839.02 - Step 4: Simplify right side
237,268.99x = 42,513,350,719.22 - Step 5: Solve for x
x = 42,513,350,719.22/237,268.99 - Step 6: Final answer
x = 179,177.87
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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.