Finding the Fourth Proportional to 132,147.08, 198,034.22 and 102,425.84
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Solution
The fourth proportional to 132,147.08, 198,034.22 and 102,425.84 is: 153,494.28
Step by Step Solution
- Step 1: Write the proportion equation
132,147.08 : 198,034.22 = 102,425.84 : x - Step 2: Convert to fraction form
132,147.08/198,034.22 = 102,425.84/x - Step 3: Cross multiply
132,147.08x = 198,034.22 × 102,425.84 - Step 4: Simplify right side
132,147.08x = 20,283,821,332.24 - Step 5: Solve for x
x = 20,283,821,332.24/132,147.08 - Step 6: Final answer
x = 153,494.28
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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.