Finding the Fourth Proportional to 127,207.92, 190,785.96 and 48,294.48
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Solution
The fourth proportional to 127,207.92, 190,785.96 and 48,294.48 is: 72,431.88
Step by Step Solution
- Step 1: Write the proportion equation
127,207.92 : 190,785.96 = 48,294.48 : x - Step 2: Convert to fraction form
127,207.92/190,785.96 = 48,294.48/x - Step 3: Cross multiply
127,207.92x = 190,785.96 × 48,294.48 - Step 4: Simplify right side
127,207.92x = 9,213,908,729.50 - Step 5: Solve for x
x = 9,213,908,729.50/127,207.92 - Step 6: Final answer
x = 72,431.88
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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.