Finding the Fourth Proportional to 185,415.26, 255,882.44 and 103,752.68
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Solution
The fourth proportional to 185,415.26, 255,882.44 and 103,752.68 is: 143,183.95
Step by Step Solution
- Step 1: Write the proportion equation
185,415.26 : 255,882.44 = 103,752.68 : x - Step 2: Convert to fraction form
185,415.26/255,882.44 = 103,752.68/x - Step 3: Cross multiply
185,415.26x = 255,882.44 × 103,752.68 - Step 4: Simplify right side
185,415.26x = 26,548,488,914.94 - Step 5: Solve for x
x = 26,548,488,914.94/185,415.26 - Step 6: Final answer
x = 143,183.95
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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.