Finding the Fourth Proportional to 122,206.12, 183,337.88 and 37,961.92
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Solution
The fourth proportional to 122,206.12, 183,337.88 and 37,961.92 is: 56,951.80
Step by Step Solution
- Step 1: Write the proportion equation
122,206.12 : 183,337.88 = 37,961.92 : x - Step 2: Convert to fraction form
122,206.12/183,337.88 = 37,961.92/x - Step 3: Cross multiply
122,206.12x = 183,337.88 × 37,961.92 - Step 4: Simplify right side
122,206.12x = 6,959,857,933.53 - Step 5: Solve for x
x = 6,959,857,933.53/122,206.12 - Step 6: Final answer
x = 56,951.80
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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.