Finding the Fourth Proportional to 132,328.08, 198,521.28 and 73,249.92
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Solution
The fourth proportional to 132,328.08, 198,521.28 and 73,249.92 is: 109,891.02
Step by Step Solution
- Step 1: Write the proportion equation
132,328.08 : 198,521.28 = 73,249.92 : x - Step 2: Convert to fraction form
132,328.08/198,521.28 = 73,249.92/x - Step 3: Cross multiply
132,328.08x = 198,521.28 × 73,249.92 - Step 4: Simplify right side
132,328.08x = 14,541,667,878.30 - Step 5: Solve for x
x = 14,541,667,878.30/132,328.08 - Step 6: Final answer
x = 109,891.02
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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.