Finding the Fourth Proportional to 80,750.29, 111,433.91 and 44,939.99
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Solution
The fourth proportional to 80,750.29, 111,433.91 and 44,939.99 is: 62,016.35
Step by Step Solution
- Step 1: Write the proportion equation
80,750.29 : 111,433.91 = 44,939.99 : x - Step 2: Convert to fraction form
80,750.29/111,433.91 = 44,939.99/x - Step 3: Cross multiply
80,750.29x = 111,433.91 × 44,939.99 - Step 4: Simplify right side
80,750.29x = 5,007,838,019.19 - Step 5: Solve for x
x = 5,007,838,019.19/80,750.29 - Step 6: Final answer
x = 62,016.35
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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.