Finding the Fourth Proportional to 75,035.17, 103,548.68 and 41,043.84
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Solution
The fourth proportional to 75,035.17, 103,548.68 and 41,043.84 is: 56,640.58
Step by Step Solution
- Step 1: Write the proportion equation
75,035.17 : 103,548.68 = 41,043.84 : x - Step 2: Convert to fraction form
75,035.17/103,548.68 = 41,043.84/x - Step 3: Cross multiply
75,035.17x = 103,548.68 × 41,043.84 - Step 4: Simplify right side
75,035.17x = 4,250,035,454.13 - Step 5: Solve for x
x = 4,250,035,454.13/75,035.17 - Step 6: Final answer
x = 56,640.58
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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.