Finding the Fourth Proportional to 89,758.08, 134,686.36 and 33,636.96
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Solution
The fourth proportional to 89,758.08, 134,686.36 and 33,636.96 is: 50,473.89
Step by Step Solution
- Step 1: Write the proportion equation
89,758.08 : 134,686.36 = 33,636.96 : x - Step 2: Convert to fraction form
89,758.08/134,686.36 = 33,636.96/x - Step 3: Cross multiply
89,758.08x = 134,686.36 × 33,636.96 - Step 4: Simplify right side
89,758.08x = 4,530,439,703.87 - Step 5: Solve for x
x = 4,530,439,703.87/89,758.08 - Step 6: Final answer
x = 50,473.89
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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.