Finding the Fourth Proportional to 180,619.26, 271,103.84 and 87,190.62
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Solution
The fourth proportional to 180,619.26, 271,103.84 and 87,190.62 is: 130,870.38
Step by Step Solution
- Step 1: Write the proportion equation
180,619.26 : 271,103.84 = 87,190.62 : x - Step 2: Convert to fraction form
180,619.26/271,103.84 = 87,190.62/x - Step 3: Cross multiply
180,619.26x = 271,103.84 × 87,190.62 - Step 4: Simplify right side
180,619.26x = 23,637,711,893.98 - Step 5: Solve for x
x = 23,637,711,893.98/180,619.26 - Step 6: Final answer
x = 130,870.38
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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.