Finding the Fourth Proportional to 71,052.12, 106,555.97 and 23,656.14
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Solution
The fourth proportional to 71,052.12, 106,555.97 and 23,656.14 is: 35,476.82
Step by Step Solution
- Step 1: Write the proportion equation
71,052.12 : 106,555.97 = 23,656.14 : x - Step 2: Convert to fraction form
71,052.12/106,555.97 = 23,656.14/x - Step 3: Cross multiply
71,052.12x = 106,555.97 × 23,656.14 - Step 4: Simplify right side
71,052.12x = 2,520,703,003.30 - Step 5: Solve for x
x = 2,520,703,003.30/71,052.12 - Step 6: Final answer
x = 35,476.82
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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.