Finding the Fourth Proportional to 144,615.57, 199,950.29 and 126,659.08
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Solution
The fourth proportional to 144,615.57, 199,950.29 and 126,659.08 is: 175,123.05
Step by Step Solution
- Step 1: Write the proportion equation
144,615.57 : 199,950.29 = 126,659.08 : x - Step 2: Convert to fraction form
144,615.57/199,950.29 = 126,659.08/x - Step 3: Cross multiply
144,615.57x = 199,950.29 × 126,659.08 - Step 4: Simplify right side
144,615.57x = 25,325,519,777.13 - Step 5: Solve for x
x = 25,325,519,777.13/144,615.57 - Step 6: Final answer
x = 175,123.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.