Finding the Fourth Proportional to 75,941.96, 113,912.94 and 59,277.02
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Solution
The fourth proportional to 75,941.96, 113,912.94 and 59,277.02 is: 88,915.53
Step by Step Solution
- Step 1: Write the proportion equation
75,941.96 : 113,912.94 = 59,277.02 : x - Step 2: Convert to fraction form
75,941.96/113,912.94 = 59,277.02/x - Step 3: Cross multiply
75,941.96x = 113,912.94 × 59,277.02 - Step 4: Simplify right side
75,941.96x = 6,752,419,622.64 - Step 5: Solve for x
x = 6,752,419,622.64/75,941.96 - Step 6: Final answer
x = 88,915.53
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1.5x scale
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.