Finding the Fourth Proportional to 75,813.60, 104,623.99 and 41,821.48
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Solution
The fourth proportional to 75,813.60, 104,623.99 and 41,821.48 is: 57,714.31
Step by Step Solution
- Step 1: Write the proportion equation
75,813.60 : 104,623.99 = 41,821.48 : x - Step 2: Convert to fraction form
75,813.60/104,623.99 = 41,821.48/x - Step 3: Cross multiply
75,813.60x = 104,623.99 × 41,821.48 - Step 4: Simplify right side
75,813.60x = 4,375,530,131.53 - Step 5: Solve for x
x = 4,375,530,131.53/75,813.60 - Step 6: Final answer
x = 57,714.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.