Finding the Fourth Proportional to 237,842.26, 328,232.37 and 135,884.50
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Solution
The fourth proportional to 237,842.26, 328,232.37 and 135,884.50 is: 187,526.35
Step by Step Solution
- Step 1: Write the proportion equation
237,842.26 : 328,232.37 = 135,884.50 : x - Step 2: Convert to fraction form
237,842.26/328,232.37 = 135,884.50/x - Step 3: Cross multiply
237,842.26x = 328,232.37 × 135,884.50 - Step 4: Simplify right side
237,842.26x = 44,601,691,481.27 - Step 5: Solve for x
x = 44,601,691,481.27/237,842.26 - Step 6: Final answer
x = 187,526.35
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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.