Finding the Fourth Proportional to 208,841.77, 313,394.44 and 88,898.55
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Solution
The fourth proportional to 208,841.77, 313,394.44 and 88,898.55 is: 133,403.92
Step by Step Solution
- Step 1: Write the proportion equation
208,841.77 : 313,394.44 = 88,898.55 : x - Step 2: Convert to fraction form
208,841.77/313,394.44 = 88,898.55/x - Step 3: Cross multiply
208,841.77x = 313,394.44 × 88,898.55 - Step 4: Simplify right side
208,841.77x = 27,860,311,516.31 - Step 5: Solve for x
x = 27,860,311,516.31/208,841.77 - Step 6: Final answer
x = 133,403.92
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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.