Finding the Fourth Proportional to 262,129.13, 393,093.77 and 93,617.99
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Solution
The fourth proportional to 262,129.13, 393,093.77 and 93,617.99 is: 140,391.29
Step by Step Solution
- Step 1: Write the proportion equation
262,129.13 : 393,093.77 = 93,617.99 : x - Step 2: Convert to fraction form
262,129.13/393,093.77 = 93,617.99/x - Step 3: Cross multiply
262,129.13x = 393,093.77 × 93,617.99 - Step 4: Simplify right side
262,129.13x = 36,800,646,897.50 - Step 5: Solve for x
x = 36,800,646,897.50/262,129.13 - Step 6: Final answer
x = 140,391.29
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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.