Finding the Fourth Proportional to 76,027.83, 113,954.13 and 40,893.63
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Solution
The fourth proportional to 76,027.83, 113,954.13 and 40,893.63 is: 61,293.32
Step by Step Solution
- Step 1: Write the proportion equation
76,027.83 : 113,954.13 = 40,893.63 : x - Step 2: Convert to fraction form
76,027.83/113,954.13 = 40,893.63/x - Step 3: Cross multiply
76,027.83x = 113,954.13 × 40,893.63 - Step 4: Simplify right side
76,027.83x = 4,659,998,029.19 - Step 5: Solve for x
x = 4,659,998,029.19/76,027.83 - Step 6: Final answer
x = 61,293.32
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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.