Finding the Fourth Proportional to 207,962.92, 311,911.26 and 58,187.08
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Solution
The fourth proportional to 207,962.92, 311,911.26 and 58,187.08 is: 87,271.35
Step by Step Solution
- Step 1: Write the proportion equation
207,962.92 : 311,911.26 = 58,187.08 : x - Step 2: Convert to fraction form
207,962.92/311,911.26 = 58,187.08/x - Step 3: Cross multiply
207,962.92x = 311,911.26 × 58,187.08 - Step 4: Simplify right side
207,962.92x = 18,149,205,438.52 - Step 5: Solve for x
x = 18,149,205,438.52/207,962.92 - Step 6: Final answer
x = 87,271.35
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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.