Finding the Fourth Proportional to 101,043.84, 151,519.68 and 48,478.08
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Solution
The fourth proportional to 101,043.84, 151,519.68 and 48,478.08 is: 72,695.01
Step by Step Solution
- Step 1: Write the proportion equation
101,043.84 : 151,519.68 = 48,478.08 : x - Step 2: Convert to fraction form
101,043.84/151,519.68 = 48,478.08/x - Step 3: Cross multiply
101,043.84x = 151,519.68 × 48,478.08 - Step 4: Simplify right side
101,043.84x = 7,345,383,168.61 - Step 5: Solve for x
x = 7,345,383,168.61/101,043.84 - Step 6: Final answer
x = 72,695.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.