Finding the Fourth Proportional to 185,241.21, 255,642.84 and 104,672.13
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Solution
The fourth proportional to 185,241.21, 255,642.84 and 104,672.13 is: 144,453.17
Step by Step Solution
- Step 1: Write the proportion equation
185,241.21 : 255,642.84 = 104,672.13 : x - Step 2: Convert to fraction form
185,241.21/255,642.84 = 104,672.13/x - Step 3: Cross multiply
185,241.21x = 255,642.84 × 104,672.13 - Step 4: Simplify right side
185,241.21x = 26,758,680,582.05 - Step 5: Solve for x
x = 26,758,680,582.05/185,241.21 - Step 6: Final answer
x = 144,453.17
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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.