Finding the Fourth Proportional to 237,396.74, 327,611.61 and 129,965.06
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Solution
The fourth proportional to 237,396.74, 327,611.61 and 129,965.06 is: 179,354.03
Step by Step Solution
- Step 1: Write the proportion equation
237,396.74 : 327,611.61 = 129,965.06 : x - Step 2: Convert to fraction form
237,396.74/327,611.61 = 129,965.06/x - Step 3: Cross multiply
237,396.74x = 327,611.61 × 129,965.06 - Step 4: Simplify right side
237,396.74x = 42,578,062,550.35 - Step 5: Solve for x
x = 42,578,062,550.35/237,396.74 - Step 6: Final answer
x = 179,354.03
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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.