Finding the Fourth Proportional to 341,106.12, 511,733.16 and 130,744.26
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Solution
The fourth proportional to 341,106.12, 511,733.16 and 130,744.26 is: 196,144.75
Step by Step Solution
- Step 1: Write the proportion equation
341,106.12 : 511,733.16 = 130,744.26 : x - Step 2: Convert to fraction form
341,106.12/511,733.16 = 130,744.26/x - Step 3: Cross multiply
341,106.12x = 511,733.16 × 130,744.26 - Step 4: Simplify right side
341,106.12x = 66,906,173,321.66 - Step 5: Solve for x
x = 66,906,173,321.66/341,106.12 - Step 6: Final answer
x = 196,144.75
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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.