Finding the Fourth Proportional to 135,529.28, 203,195.28 and 56,665.88
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Solution
The fourth proportional to 135,529.28, 203,195.28 and 56,665.88 is: 84,957.58
Step by Step Solution
- Step 1: Write the proportion equation
135,529.28 : 203,195.28 = 56,665.88 : x - Step 2: Convert to fraction form
135,529.28/203,195.28 = 56,665.88/x - Step 3: Cross multiply
135,529.28x = 203,195.28 × 56,665.88 - Step 4: Simplify right side
135,529.28x = 11,514,239,353.05 - Step 5: Solve for x
x = 11,514,239,353.05/135,529.28 - Step 6: Final answer
x = 84,957.58
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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.