Finding the Fourth Proportional to 220,599.52, 330,935.68 and 87,480.44
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Solution
The fourth proportional to 220,599.52, 330,935.68 and 87,480.44 is: 131,235.09
Step by Step Solution
- Step 1: Write the proportion equation
220,599.52 : 330,935.68 = 87,480.44 : x - Step 2: Convert to fraction form
220,599.52/330,935.68 = 87,480.44/x - Step 3: Cross multiply
220,599.52x = 330,935.68 × 87,480.44 - Step 4: Simplify right side
220,599.52x = 28,950,398,898.10 - Step 5: Solve for x
x = 28,950,398,898.10/220,599.52 - Step 6: Final answer
x = 131,235.09
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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.