Finding the Fourth Proportional to 194,964.19, 292,446.29 and 70,305.19
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Solution
The fourth proportional to 194,964.19, 292,446.29 and 70,305.19 is: 105,457.79
Step by Step Solution
- Step 1: Write the proportion equation
194,964.19 : 292,446.29 = 70,305.19 : x - Step 2: Convert to fraction form
194,964.19/292,446.29 = 70,305.19/x - Step 3: Cross multiply
194,964.19x = 292,446.29 × 70,305.19 - Step 4: Simplify right side
194,964.19x = 20,560,491,427.89 - Step 5: Solve for x
x = 20,560,491,427.89/194,964.19 - Step 6: Final answer
x = 105,457.79
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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.