Finding the Fourth Proportional to 75,216.94, 103,797.18 and 41,224.68
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Solution
The fourth proportional to 75,216.94, 103,797.18 and 41,224.68 is: 56,888.85
Step by Step Solution
- Step 1: Write the proportion equation
75,216.94 : 103,797.18 = 41,224.68 : x - Step 2: Convert to fraction form
75,216.94/103,797.18 = 41,224.68/x - Step 3: Cross multiply
75,216.94x = 103,797.18 × 41,224.68 - Step 4: Simplify right side
75,216.94x = 4,279,005,530.40 - Step 5: Solve for x
x = 4,279,005,530.40/75,216.94 - Step 6: Final answer
x = 56,888.85
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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.