Finding the Fourth Proportional to 194,504.06, 268,420.35 and 108,462.21
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Solution
The fourth proportional to 194,504.06, 268,420.35 and 108,462.21 is: 149,680.49
Step by Step Solution
- Step 1: Write the proportion equation
194,504.06 : 268,420.35 = 108,462.21 : x - Step 2: Convert to fraction form
194,504.06/268,420.35 = 108,462.21/x - Step 3: Cross multiply
194,504.06x = 268,420.35 × 108,462.21 - Step 4: Simplify right side
194,504.06x = 29,113,463,770.13 - Step 5: Solve for x
x = 29,113,463,770.13/194,504.06 - Step 6: Final answer
x = 149,680.49
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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.