Finding the Fourth Proportional to 190,758.08, 286,240.80 and 80,027.84
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Solution
The fourth proportional to 190,758.08, 286,240.80 and 80,027.84 is: 120,085.26
Step by Step Solution
- Step 1: Write the proportion equation
190,758.08 : 286,240.80 = 80,027.84 : x - Step 2: Convert to fraction form
190,758.08/286,240.80 = 80,027.84/x - Step 3: Cross multiply
190,758.08x = 286,240.80 × 80,027.84 - Step 4: Simplify right side
190,758.08x = 22,907,232,943.87 - Step 5: Solve for x
x = 22,907,232,943.87/190,758.08 - Step 6: Final answer
x = 120,085.26
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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.