Finding the Fourth Proportional to 129,124.24, 193,697.52 and 35,629.99
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Solution
The fourth proportional to 129,124.24, 193,697.52 and 35,629.99 is: 53,448.06
Step by Step Solution
- Step 1: Write the proportion equation
129,124.24 : 193,697.52 = 35,629.99 : x - Step 2: Convert to fraction form
129,124.24/193,697.52 = 35,629.99/x - Step 3: Cross multiply
129,124.24x = 193,697.52 × 35,629.99 - Step 4: Simplify right side
129,124.24x = 6,901,440,700.62 - Step 5: Solve for x
x = 6,901,440,700.62/129,124.24 - Step 6: Final answer
x = 53,448.06
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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.