Finding the Fourth Proportional to 126,063.24, 189,037.08 and 37,285.08
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Solution
The fourth proportional to 126,063.24, 189,037.08 and 37,285.08 is: 55,910.53
Step by Step Solution
- Step 1: Write the proportion equation
126,063.24 : 189,037.08 = 37,285.08 : x - Step 2: Convert to fraction form
126,063.24/189,037.08 = 37,285.08/x - Step 3: Cross multiply
126,063.24x = 189,037.08 × 37,285.08 - Step 4: Simplify right side
126,063.24x = 7,048,262,650.77 - Step 5: Solve for x
x = 7,048,262,650.77/126,063.24 - Step 6: Final answer
x = 55,910.53
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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.