Finding the Fourth Proportional to 136,390.93, 204,586.43 and 41,621.63
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Solution
The fourth proportional to 136,390.93, 204,586.43 and 41,621.63 is: 62,432.45
Step by Step Solution
- Step 1: Write the proportion equation
136,390.93 : 204,586.43 = 41,621.63 : x - Step 2: Convert to fraction form
136,390.93/204,586.43 = 41,621.63/x - Step 3: Cross multiply
136,390.93x = 204,586.43 × 41,621.63 - Step 4: Simplify right side
136,390.93x = 8,515,219,461.44 - Step 5: Solve for x
x = 8,515,219,461.44/136,390.93 - Step 6: Final answer
x = 62,432.45
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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.