Finding the Fourth Proportional to 80,328.68, 110,853.58 and 44,524.08
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Solution
The fourth proportional to 80,328.68, 110,853.58 and 44,524.08 is: 61,443.23
Step by Step Solution
- Step 1: Write the proportion equation
80,328.68 : 110,853.58 = 44,524.08 : x - Step 2: Convert to fraction form
80,328.68/110,853.58 = 44,524.08/x - Step 3: Cross multiply
80,328.68x = 110,853.58 × 44,524.08 - Step 4: Simplify right side
80,328.68x = 4,935,653,664.21 - Step 5: Solve for x
x = 4,935,653,664.21/80,328.68 - Step 6: Final answer
x = 61,443.23
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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.