Finding the Fourth Proportional to 202,236.24, 303,224.76 and 83,989.20
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Solution
The fourth proportional to 202,236.24, 303,224.76 and 83,989.20 is: 125,929.98
Step by Step Solution
- Step 1: Write the proportion equation
202,236.24 : 303,224.76 = 83,989.20 : x - Step 2: Convert to fraction form
202,236.24/303,224.76 = 83,989.20/x - Step 3: Cross multiply
202,236.24x = 303,224.76 × 83,989.20 - Step 4: Simplify right side
202,236.24x = 25,467,605,012.59 - Step 5: Solve for x
x = 25,467,605,012.59/202,236.24 - Step 6: Final answer
x = 125,929.98
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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.