Finding the Fourth Proportional to 237,268.64, 327,430.76 and 129,838.70
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Solution
The fourth proportional to 237,268.64, 327,430.76 and 129,838.70 is: 179,177.42
Step by Step Solution
- Step 1: Write the proportion equation
237,268.64 : 327,430.76 = 129,838.70 : x - Step 2: Convert to fraction form
237,268.64/327,430.76 = 129,838.70/x - Step 3: Cross multiply
237,268.64x = 327,430.76 × 129,838.70 - Step 4: Simplify right side
237,268.64x = 42,513,181,932.06 - Step 5: Solve for x
x = 42,513,181,932.06/237,268.64 - Step 6: Final answer
x = 179,177.42
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1.5x scale
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.