Finding the Fourth Proportional to 136,149.60, 204,083.68 and 51,887.14
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Solution
The fourth proportional to 136,149.60, 204,083.68 and 51,887.14 is: 77,777.09
Step by Step Solution
- Step 1: Write the proportion equation
136,149.60 : 204,083.68 = 51,887.14 : x - Step 2: Convert to fraction form
136,149.60/204,083.68 = 51,887.14/x - Step 3: Cross multiply
136,149.60x = 204,083.68 × 51,887.14 - Step 4: Simplify right side
136,149.60x = 10,589,319,550.62 - Step 5: Solve for x
x = 10,589,319,550.62/136,149.60 - Step 6: Final answer
x = 77,777.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.