Finding the Fourth Proportional to 80,069.75, 110,496.29 and 44,259.75
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Solution
The fourth proportional to 80,069.75, 110,496.29 and 44,259.75 is: 61,078.47
Step by Step Solution
- Step 1: Write the proportion equation
80,069.75 : 110,496.29 = 44,259.75 : x - Step 2: Convert to fraction form
80,069.75/110,496.29 = 44,259.75/x - Step 3: Cross multiply
80,069.75x = 110,496.29 × 44,259.75 - Step 4: Simplify right side
80,069.75x = 4,890,537,950.03 - Step 5: Solve for x
x = 4,890,537,950.03/80,069.75 - Step 6: Final answer
x = 61,078.47
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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.