Finding the Fourth Proportional to 79,935.82, 110,311.33 and 44,125.75
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Solution
The fourth proportional to 79,935.82, 110,311.33 and 44,125.75 is: 60,893.48
Step by Step Solution
- Step 1: Write the proportion equation
79,935.82 : 110,311.33 = 44,125.75 : x - Step 2: Convert to fraction form
79,935.82/110,311.33 = 44,125.75/x - Step 3: Cross multiply
79,935.82x = 110,311.33 × 44,125.75 - Step 4: Simplify right side
79,935.82x = 4,867,570,186.98 - Step 5: Solve for x
x = 4,867,570,186.98/79,935.82 - Step 6: Final answer
x = 60,893.48
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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.