Finding the Fourth Proportional to 71,207.04, 106,825.64 and 26,832.84
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Solution
The fourth proportional to 71,207.04, 106,825.64 and 26,832.84 is: 40,254.94
Step by Step Solution
- Step 1: Write the proportion equation
71,207.04 : 106,825.64 = 26,832.84 : x - Step 2: Convert to fraction form
71,207.04/106,825.64 = 26,832.84/x - Step 3: Cross multiply
71,207.04x = 106,825.64 × 26,832.84 - Step 4: Simplify right side
71,207.04x = 2,866,435,306.02 - Step 5: Solve for x
x = 2,866,435,306.02/71,207.04 - Step 6: Final answer
x = 40,254.94
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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.