Finding the Fourth Proportional to 194,279.09, 291,405.24 and 119,410.79
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Solution
The fourth proportional to 194,279.09, 291,405.24 and 119,410.79 is: 179,107.95
Step by Step Solution
- Step 1: Write the proportion equation
194,279.09 : 291,405.24 = 119,410.79 : x - Step 2: Convert to fraction form
194,279.09/291,405.24 = 119,410.79/x - Step 3: Cross multiply
194,279.09x = 291,405.24 × 119,410.79 - Step 4: Simplify right side
194,279.09x = 34,796,928,461.51 - Step 5: Solve for x
x = 34,796,928,461.51/194,279.09 - Step 6: Final answer
x = 179,107.95
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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.