Finding the Fourth Proportional to 236,540.20, 354,915.60 and 124,193.20
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Solution
The fourth proportional to 236,540.20, 354,915.60 and 124,193.20 is: 186,345.09
Step by Step Solution
- Step 1: Write the proportion equation
236,540.20 : 354,915.60 = 124,193.20 : x - Step 2: Convert to fraction form
236,540.20/354,915.60 = 124,193.20/x - Step 3: Cross multiply
236,540.20x = 354,915.60 × 124,193.20 - Step 4: Simplify right side
236,540.20x = 44,078,104,093.92 - Step 5: Solve for x
x = 44,078,104,093.92/236,540.20 - Step 6: Final answer
x = 186,345.09
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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.