Finding the Fourth Proportional to 96,339.53, 144,409.97 and 40,212.30
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Solution
The fourth proportional to 96,339.53, 144,409.97 and 40,212.30 is: 60,276.99
Step by Step Solution
- Step 1: Write the proportion equation
96,339.53 : 144,409.97 = 40,212.30 : x - Step 2: Convert to fraction form
96,339.53/144,409.97 = 40,212.30/x - Step 3: Cross multiply
96,339.53x = 144,409.97 × 40,212.30 - Step 4: Simplify right side
96,339.53x = 5,807,056,835.57 - Step 5: Solve for x
x = 5,807,056,835.57/96,339.53 - Step 6: Final answer
x = 60,276.99
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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.