Finding the Fourth Proportional to 75,877.75, 113,839.39 and 35,927.17
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Solution
The fourth proportional to 75,877.75, 113,839.39 and 35,927.17 is: 53,901.53
Step by Step Solution
- Step 1: Write the proportion equation
75,877.75 : 113,839.39 = 35,927.17 : x - Step 2: Convert to fraction form
75,877.75/113,839.39 = 35,927.17/x - Step 3: Cross multiply
75,877.75x = 113,839.39 × 35,927.17 - Step 4: Simplify right side
75,877.75x = 4,089,927,117.23 - Step 5: Solve for x
x = 4,089,927,117.23/75,877.75 - Step 6: Final answer
x = 53,901.53
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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.