Finding the Fourth Proportional to 94,093.44, 129,847.68 and 53,813.76
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Solution
The fourth proportional to 94,093.44, 129,847.68 and 53,813.76 is: 74,262.26
Step by Step Solution
- Step 1: Write the proportion equation
94,093.44 : 129,847.68 = 53,813.76 : x - Step 2: Convert to fraction form
94,093.44/129,847.68 = 53,813.76/x - Step 3: Cross multiply
94,093.44x = 129,847.68 × 53,813.76 - Step 4: Simplify right side
94,093.44x = 6,987,591,888.08 - Step 5: Solve for x
x = 6,987,591,888.08/94,093.44 - Step 6: Final answer
x = 74,262.26
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.