Finding the Fourth Proportional to 89,703.26, 134,579.18 and 33,549.08
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Solution
The fourth proportional to 89,703.26, 134,579.18 and 33,549.08 is: 50,332.70
Step by Step Solution
- Step 1: Write the proportion equation
89,703.26 : 134,579.18 = 33,549.08 : x - Step 2: Convert to fraction form
89,703.26/134,579.18 = 33,549.08/x - Step 3: Cross multiply
89,703.26x = 134,579.18 × 33,549.08 - Step 4: Simplify right side
89,703.26x = 4,515,007,676.15 - Step 5: Solve for x
x = 4,515,007,676.15/89,703.26 - Step 6: Final answer
x = 50,332.70
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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.