Finding the Fourth Proportional to 87,733.92, 131,652.71 and 32,368.80
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Solution
The fourth proportional to 87,733.92, 131,652.71 and 32,368.80 is: 48,572.32
Step by Step Solution
- Step 1: Write the proportion equation
87,733.92 : 131,652.71 = 32,368.80 : x - Step 2: Convert to fraction form
87,733.92/131,652.71 = 32,368.80/x - Step 3: Cross multiply
87,733.92x = 131,652.71 × 32,368.80 - Step 4: Simplify right side
87,733.92x = 4,261,440,239.45 - Step 5: Solve for x
x = 4,261,440,239.45/87,733.92 - Step 6: Final answer
x = 48,572.32
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1.5x scale
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.