Finding the Fourth Proportional to 185,232.04, 255,620.19 and 100,349.08
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Solution
The fourth proportional to 185,232.04, 255,620.19 and 100,349.08 is: 138,481.72
Step by Step Solution
- Step 1: Write the proportion equation
185,232.04 : 255,620.19 = 100,349.08 : x - Step 2: Convert to fraction form
185,232.04/255,620.19 = 100,349.08/x - Step 3: Cross multiply
185,232.04x = 255,620.19 × 100,349.08 - Step 4: Simplify right side
185,232.04x = 25,651,250,895.93 - Step 5: Solve for x
x = 25,651,250,895.93/185,232.04 - Step 6: Final answer
x = 138,481.72
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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.