Finding the Fourth Proportional to 136,119.75, 204,367.35 and 93,899.72
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Solution
The fourth proportional to 136,119.75, 204,367.35 and 93,899.72 is: 140,979.07
Step by Step Solution
- Step 1: Write the proportion equation
136,119.75 : 204,367.35 = 93,899.72 : x - Step 2: Convert to fraction form
136,119.75/204,367.35 = 93,899.72/x - Step 3: Cross multiply
136,119.75x = 204,367.35 × 93,899.72 - Step 4: Simplify right side
136,119.75x = 19,190,035,920.31 - Step 5: Solve for x
x = 19,190,035,920.31/136,119.75 - Step 6: Final answer
x = 140,979.07
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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.