Finding the Fourth Proportional to 168,144.88, 252,291.61 and 88,163.73
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Solution
The fourth proportional to 168,144.88, 252,291.61 and 88,163.73 is: 132,284.55
Step by Step Solution
- Step 1: Write the proportion equation
168,144.88 : 252,291.61 = 88,163.73 : x - Step 2: Convert to fraction form
168,144.88/252,291.61 = 88,163.73/x - Step 3: Cross multiply
168,144.88x = 252,291.61 × 88,163.73 - Step 4: Simplify right side
168,144.88x = 22,242,969,385.31 - Step 5: Solve for x
x = 22,242,969,385.31/168,144.88 - Step 6: Final answer
x = 132,284.55
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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.