Finding the Fourth Proportional to 75,933.18, 104,785.08 and 41,941.14
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Solution
The fourth proportional to 75,933.18, 104,785.08 and 41,941.14 is: 57,877.28
Step by Step Solution
- Step 1: Write the proportion equation
75,933.18 : 104,785.08 = 41,941.14 : x - Step 2: Convert to fraction form
75,933.18/104,785.08 = 41,941.14/x - Step 3: Cross multiply
75,933.18x = 104,785.08 × 41,941.14 - Step 4: Simplify right side
75,933.18x = 4,394,805,710.19 - Step 5: Solve for x
x = 4,394,805,710.19/75,933.18 - Step 6: Final answer
x = 57,877.28
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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.