Finding the Fourth Proportional to 132,102.26, 198,151.10 and 53,214.48
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Solution
The fourth proportional to 132,102.26, 198,151.10 and 53,214.48 is: 79,820.80
Step by Step Solution
- Step 1: Write the proportion equation
132,102.26 : 198,151.10 = 53,214.48 : x - Step 2: Convert to fraction form
132,102.26/198,151.10 = 53,214.48/x - Step 3: Cross multiply
132,102.26x = 198,151.10 × 53,214.48 - Step 4: Simplify right side
132,102.26x = 10,544,507,747.93 - Step 5: Solve for x
x = 10,544,507,747.93/132,102.26 - Step 6: Final answer
x = 79,820.80
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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.