Finding the Fourth Proportional to 71,093.20, 106,557.78 and 26,691.63
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Solution
The fourth proportional to 71,093.20, 106,557.78 and 26,691.63 is: 40,006.65
Step by Step Solution
- Step 1: Write the proportion equation
71,093.20 : 106,557.78 = 26,691.63 : x - Step 2: Convert to fraction form
71,093.20/106,557.78 = 26,691.63/x - Step 3: Cross multiply
71,093.20x = 106,557.78 × 26,691.63 - Step 4: Simplify right side
71,093.20x = 2,844,200,837.38 - Step 5: Solve for x
x = 2,844,200,837.38/71,093.20 - Step 6: Final answer
x = 40,006.65
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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.