Finding the Fourth Proportional to 87,336.08, 120,523.72 and 47,592.08
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Solution
The fourth proportional to 87,336.08, 120,523.72 and 47,592.08 is: 65,677.03
Step by Step Solution
- Step 1: Write the proportion equation
87,336.08 : 120,523.72 = 47,592.08 : x - Step 2: Convert to fraction form
87,336.08/120,523.72 = 47,592.08/x - Step 3: Cross multiply
87,336.08x = 120,523.72 × 47,592.08 - Step 4: Simplify right side
87,336.08x = 5,735,974,524.14 - Step 5: Solve for x
x = 5,735,974,524.14/87,336.08 - Step 6: Final answer
x = 65,677.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.