Finding the Fourth Proportional to 180,848.40, 271,195.80 and 87,382.80
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Solution
The fourth proportional to 180,848.40, 271,195.80 and 87,382.80 is: 131,037.09
Step by Step Solution
- Step 1: Write the proportion equation
180,848.40 : 271,195.80 = 87,382.80 : x - Step 2: Convert to fraction form
180,848.40/271,195.80 = 87,382.80/x - Step 3: Cross multiply
180,848.40x = 271,195.80 × 87,382.80 - Step 4: Simplify right side
180,848.40x = 23,697,848,352.24 - Step 5: Solve for x
x = 23,697,848,352.24/180,848.40 - Step 6: Final answer
x = 131,037.09
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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.