Finding the Fourth Proportional to 237,961.26, 357,258.68 and 138,193.06
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Solution
The fourth proportional to 237,961.26, 357,258.68 and 138,193.06 is: 207,473.56
Step by Step Solution
- Step 1: Write the proportion equation
237,961.26 : 357,258.68 = 138,193.06 : x - Step 2: Convert to fraction form
237,961.26/357,258.68 = 138,193.06/x - Step 3: Cross multiply
237,961.26x = 357,258.68 × 138,193.06 - Step 4: Simplify right side
237,961.26x = 49,370,670,200.76 - Step 5: Solve for x
x = 49,370,670,200.76/237,961.26 - Step 6: Final answer
x = 207,473.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.