Finding the Fourth Proportional to 80,320.84, 110,842.68 and 44,513.08
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Solution
The fourth proportional to 80,320.84, 110,842.68 and 44,513.08 is: 61,428.01
Step by Step Solution
- Step 1: Write the proportion equation
80,320.84 : 110,842.68 = 44,513.08 : x - Step 2: Convert to fraction form
80,320.84/110,842.68 = 44,513.08/x - Step 3: Cross multiply
80,320.84x = 110,842.68 × 44,513.08 - Step 4: Simplify right side
80,320.84x = 4,933,949,082.25 - Step 5: Solve for x
x = 4,933,949,082.25/80,320.84 - Step 6: Final answer
x = 61,428.01
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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.