Finding the Fourth Proportional to 213,992.24, 295,284.08 and 123,347.12
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Solution
The fourth proportional to 213,992.24, 295,284.08 and 123,347.12 is: 170,204.49
Step by Step Solution
- Step 1: Write the proportion equation
213,992.24 : 295,284.08 = 123,347.12 : x - Step 2: Convert to fraction form
213,992.24/295,284.08 = 123,347.12/x - Step 3: Cross multiply
213,992.24x = 295,284.08 × 123,347.12 - Step 4: Simplify right side
213,992.24x = 36,422,440,849.85 - Step 5: Solve for x
x = 36,422,440,849.85/213,992.24 - Step 6: Final answer
x = 170,204.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.