Finding the Fourth Proportional to 194,741.44, 268,744.00 and 105,317.44
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Solution
The fourth proportional to 194,741.44, 268,744.00 and 105,317.44 is: 145,338.50
Step by Step Solution
- Step 1: Write the proportion equation
194,741.44 : 268,744.00 = 105,317.44 : x - Step 2: Convert to fraction form
194,741.44/268,744.00 = 105,317.44/x - Step 3: Cross multiply
194,741.44x = 268,744.00 × 105,317.44 - Step 4: Simplify right side
194,741.44x = 28,303,429,160.21 - Step 5: Solve for x
x = 28,303,429,160.21/194,741.44 - Step 6: Final answer
x = 145,338.50
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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.