Finding the Fourth Proportional to 274,135.84, 378,191.61 and 183,520.99
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Solution
The fourth proportional to 274,135.84, 378,191.61 and 183,520.99 is: 253,181.41
Step by Step Solution
- Step 1: Write the proportion equation
274,135.84 : 378,191.61 = 183,520.99 : x - Step 2: Convert to fraction form
274,135.84/378,191.61 = 183,520.99/x - Step 3: Cross multiply
274,135.84x = 378,191.61 × 183,520.99 - Step 4: Simplify right side
274,135.84x = 69,406,097,759.29 - Step 5: Solve for x
x = 69,406,097,759.29/274,135.84 - Step 6: Final answer
x = 253,181.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.