Finding the Fourth Proportional to 189,193.80, 283,920.30 and 104,953.80
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Solution
The fourth proportional to 189,193.80, 283,920.30 and 104,953.80 is: 157,502.59
Step by Step Solution
- Step 1: Write the proportion equation
189,193.80 : 283,920.30 = 104,953.80 : x - Step 2: Convert to fraction form
189,193.80/283,920.30 = 104,953.80/x - Step 3: Cross multiply
189,193.80x = 283,920.30 × 104,953.80 - Step 4: Simplify right side
189,193.80x = 29,798,514,382.14 - Step 5: Solve for x
x = 29,798,514,382.14/189,193.80 - Step 6: Final answer
x = 157,502.59
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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.