Finding the Fourth Proportional to 168,182.36, 252,347.82 and 88,201.28
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Solution
The fourth proportional to 168,182.36, 252,347.82 and 88,201.28 is: 132,340.88
Step by Step Solution
- Step 1: Write the proportion equation
168,182.36 : 252,347.82 = 88,201.28 : x - Step 2: Convert to fraction form
168,182.36/252,347.82 = 88,201.28/x - Step 3: Cross multiply
168,182.36x = 252,347.82 × 88,201.28 - Step 4: Simplify right side
168,182.36x = 22,257,400,729.21 - Step 5: Solve for x
x = 22,257,400,729.21/168,182.36 - Step 6: Final answer
x = 132,340.88
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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.