Finding the Fourth Proportional to 263,199.75, 394,955.14 and 97,104.39
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Solution
The fourth proportional to 263,199.75, 394,955.14 and 97,104.39 is: 145,713.96
Step by Step Solution
- Step 1: Write the proportion equation
263,199.75 : 394,955.14 = 97,104.39 : x - Step 2: Convert to fraction form
263,199.75/394,955.14 = 97,104.39/x - Step 3: Cross multiply
263,199.75x = 394,955.14 × 97,104.39 - Step 4: Simplify right side
263,199.75x = 38,351,877,947.06 - Step 5: Solve for x
x = 38,351,877,947.06/263,199.75 - Step 6: Final answer
x = 145,713.96
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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.