Finding the Fourth Proportional to 86,182.70, 129,238.67 and 32,894.08
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Solution
The fourth proportional to 86,182.70, 129,238.67 and 32,894.08 is: 49,327.62
Step by Step Solution
- Step 1: Write the proportion equation
86,182.70 : 129,238.67 = 32,894.08 : x - Step 2: Convert to fraction form
86,182.70/129,238.67 = 32,894.08/x - Step 3: Cross multiply
86,182.70x = 129,238.67 × 32,894.08 - Step 4: Simplify right side
86,182.70x = 4,251,186,909.21 - Step 5: Solve for x
x = 4,251,186,909.21/86,182.70 - Step 6: Final answer
x = 49,327.62
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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.