Finding the Fourth Proportional to 225,634.95, 338,396.94 and 92,553.17
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Solution
The fourth proportional to 225,634.95, 338,396.94 and 92,553.17 is: 138,806.99
Step by Step Solution
- Step 1: Write the proportion equation
225,634.95 : 338,396.94 = 92,553.17 : x - Step 2: Convert to fraction form
225,634.95/338,396.94 = 92,553.17/x - Step 3: Cross multiply
225,634.95x = 338,396.94 × 92,553.17 - Step 4: Simplify right side
225,634.95x = 31,319,707,823.32 - Step 5: Solve for x
x = 31,319,707,823.32/225,634.95 - Step 6: Final answer
x = 138,806.99
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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.