Finding the Fourth Proportional to 129,825.24, 193,592.44 and 125,199.73
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Solution
The fourth proportional to 129,825.24, 193,592.44 and 125,199.73 is: 186,694.98
Step by Step Solution
- Step 1: Write the proportion equation
129,825.24 : 193,592.44 = 125,199.73 : x - Step 2: Convert to fraction form
129,825.24/193,592.44 = 125,199.73/x - Step 3: Cross multiply
129,825.24x = 193,592.44 × 125,199.73 - Step 4: Simplify right side
129,825.24x = 24,237,721,218.04 - Step 5: Solve for x
x = 24,237,721,218.04/129,825.24 - Step 6: Final answer
x = 186,694.98
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.