Finding the Fourth Proportional to 207,693.08, 311,546.64 and 57,937.04
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Solution
The fourth proportional to 207,693.08, 311,546.64 and 57,937.04 is: 86,907.52
Step by Step Solution
- Step 1: Write the proportion equation
207,693.08 : 311,546.64 = 57,937.04 : x - Step 2: Convert to fraction form
207,693.08/311,546.64 = 57,937.04/x - Step 3: Cross multiply
207,693.08x = 311,546.64 × 57,937.04 - Step 4: Simplify right side
207,693.08x = 18,050,090,143.55 - Step 5: Solve for x
x = 18,050,090,143.55/207,693.08 - Step 6: Final answer
x = 86,907.52
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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.