Finding the Fourth Proportional to 99,837.87, 149,780.64 and 32,369.93
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Solution
The fourth proportional to 99,837.87, 149,780.64 and 32,369.93 is: 48,562.62
Step by Step Solution
- Step 1: Write the proportion equation
99,837.87 : 149,780.64 = 32,369.93 : x - Step 2: Convert to fraction form
99,837.87/149,780.64 = 32,369.93/x - Step 3: Cross multiply
99,837.87x = 149,780.64 × 32,369.93 - Step 4: Simplify right side
99,837.87x = 4,848,388,766.32 - Step 5: Solve for x
x = 4,848,388,766.32/99,837.87 - Step 6: Final answer
x = 48,562.62
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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.