Finding the Fourth Proportional to 252,229.74, 378,246.18 and 110,118.48
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Solution
The fourth proportional to 252,229.74, 378,246.18 and 110,118.48 is: 165,134.75
Step by Step Solution
- Step 1: Write the proportion equation
252,229.74 : 378,246.18 = 110,118.48 : x - Step 2: Convert to fraction form
252,229.74/378,246.18 = 110,118.48/x - Step 3: Cross multiply
252,229.74x = 378,246.18 × 110,118.48 - Step 4: Simplify right side
252,229.74x = 41,651,894,407.41 - Step 5: Solve for x
x = 41,651,894,407.41/252,229.74 - Step 6: Final answer
x = 165,134.75
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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.