Finding the Fourth Proportional to 71,052.80, 106,559.76 and 26,676.14
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Solution
The fourth proportional to 71,052.80, 106,559.76 and 26,676.14 is: 40,006.91
Step by Step Solution
- Step 1: Write the proportion equation
71,052.80 : 106,559.76 = 26,676.14 : x - Step 2: Convert to fraction form
71,052.80/106,559.76 = 26,676.14/x - Step 3: Cross multiply
71,052.80x = 106,559.76 × 26,676.14 - Step 4: Simplify right side
71,052.80x = 2,842,603,076.13 - Step 5: Solve for x
x = 2,842,603,076.13/71,052.80 - Step 6: Final answer
x = 40,006.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.