Finding the Fourth Proportional to 75,067.12, 103,591.26 and 41,533.12
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Solution
The fourth proportional to 75,067.12, 103,591.26 and 41,533.12 is: 57,314.95
Step by Step Solution
- Step 1: Write the proportion equation
75,067.12 : 103,591.26 = 41,533.12 : x - Step 2: Convert to fraction form
75,067.12/103,591.26 = 41,533.12/x - Step 3: Cross multiply
75,067.12x = 103,591.26 × 41,533.12 - Step 4: Simplify right side
75,067.12x = 4,302,468,232.53 - Step 5: Solve for x
x = 4,302,468,232.53/75,067.12 - Step 6: Final answer
x = 57,314.95
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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.