Finding the Fourth Proportional to 253,825.63, 380,655.39 and 118,847.92
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Solution
The fourth proportional to 253,825.63, 380,655.39 and 118,847.92 is: 178,232.99
Step by Step Solution
- Step 1: Write the proportion equation
253,825.63 : 380,655.39 = 118,847.92 : x - Step 2: Convert to fraction form
253,825.63/380,655.39 = 118,847.92/x - Step 3: Cross multiply
253,825.63x = 380,655.39 × 118,847.92 - Step 4: Simplify right side
253,825.63x = 45,240,101,338.29 - Step 5: Solve for x
x = 45,240,101,338.29/253,825.63 - Step 6: Final answer
x = 178,232.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.