Finding the Fourth Proportional to 80,315.65, 110,836.24 and 44,506.26
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Solution
The fourth proportional to 80,315.65, 110,836.24 and 44,506.26 is: 61,418.99
Step by Step Solution
- Step 1: Write the proportion equation
80,315.65 : 110,836.24 = 44,506.26 : x - Step 2: Convert to fraction form
80,315.65/110,836.24 = 44,506.26/x - Step 3: Cross multiply
80,315.65x = 110,836.24 × 44,506.26 - Step 4: Simplify right side
80,315.65x = 4,932,905,960.68 - Step 5: Solve for x
x = 4,932,905,960.68/80,315.65 - Step 6: Final answer
x = 61,418.99
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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.