Finding the Fourth Proportional to 194,844.13, 268,808.40 and 113,158.49
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Solution
The fourth proportional to 194,844.13, 268,808.40 and 113,158.49 is: 156,114.28
Step by Step Solution
- Step 1: Write the proportion equation
194,844.13 : 268,808.40 = 113,158.49 : x - Step 2: Convert to fraction form
194,844.13/268,808.40 = 113,158.49/x - Step 3: Cross multiply
194,844.13x = 268,808.40 × 113,158.49 - Step 4: Simplify right side
194,844.13x = 30,417,951,299.27 - Step 5: Solve for x
x = 30,417,951,299.27/194,844.13 - Step 6: Final answer
x = 156,114.28
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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.