Finding the Fourth Proportional to 237,405.23, 327,620.18 and 129,985.26
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Solution
The fourth proportional to 237,405.23, 327,620.18 and 129,985.26 is: 179,380.19
Step by Step Solution
- Step 1: Write the proportion equation
237,405.23 : 327,620.18 = 129,985.26 : x - Step 2: Convert to fraction form
237,405.23/327,620.18 = 129,985.26/x - Step 3: Cross multiply
237,405.23x = 327,620.18 × 129,985.26 - Step 4: Simplify right side
237,405.23x = 42,585,794,278.55 - Step 5: Solve for x
x = 42,585,794,278.55/237,405.23 - Step 6: Final answer
x = 179,380.19
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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.