Finding the Fourth Proportional to 88,224.21, 132,322.41 and 73,326.96
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Solution
The fourth proportional to 88,224.21, 132,322.41 and 73,326.96 is: 109,978.88
Step by Step Solution
- Step 1: Write the proportion equation
88,224.21 : 132,322.41 = 73,326.96 : x - Step 2: Convert to fraction form
88,224.21/132,322.41 = 73,326.96/x - Step 3: Cross multiply
88,224.21x = 132,322.41 × 73,326.96 - Step 4: Simplify right side
88,224.21x = 9,702,800,065.17 - Step 5: Solve for x
x = 9,702,800,065.17/88,224.21 - Step 6: Final answer
x = 109,978.88
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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.