Finding the Fourth Proportional to 100,835.36, 151,201.98 and 56,450.19
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Solution
The fourth proportional to 100,835.36, 151,201.98 and 56,450.19 is: 84,646.70
Step by Step Solution
- Step 1: Write the proportion equation
100,835.36 : 151,201.98 = 56,450.19 : x - Step 2: Convert to fraction form
100,835.36/151,201.98 = 56,450.19/x - Step 3: Cross multiply
100,835.36x = 151,201.98 × 56,450.19 - Step 4: Simplify right side
100,835.36x = 8,535,380,499.38 - Step 5: Solve for x
x = 8,535,380,499.38/100,835.36 - Step 6: Final answer
x = 84,646.70
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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.