Finding the Fourth Proportional to 174,163.85, 240,397.19 and 113,743.62
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Solution
The fourth proportional to 174,163.85, 240,397.19 and 113,743.62 is: 156,999.55
Step by Step Solution
- Step 1: Write the proportion equation
174,163.85 : 240,397.19 = 113,743.62 : x - Step 2: Convert to fraction form
174,163.85/240,397.19 = 113,743.62/x - Step 3: Cross multiply
174,163.85x = 240,397.19 × 113,743.62 - Step 4: Simplify right side
174,163.85x = 27,343,646,628.43 - Step 5: Solve for x
x = 27,343,646,628.43/174,163.85 - Step 6: Final answer
x = 156,999.55
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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.