Finding the Fourth Proportional to 73,236.08, 109,758.11 and 41,660.66
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Solution
The fourth proportional to 73,236.08, 109,758.11 and 41,660.66 is: 62,436.37
Step by Step Solution
- Step 1: Write the proportion equation
73,236.08 : 109,758.11 = 41,660.66 : x - Step 2: Convert to fraction form
73,236.08/109,758.11 = 41,660.66/x - Step 3: Cross multiply
73,236.08x = 109,758.11 × 41,660.66 - Step 4: Simplify right side
73,236.08x = 4,572,595,369.04 - Step 5: Solve for x
x = 4,572,595,369.04/73,236.08 - Step 6: Final answer
x = 62,436.37
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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.