Finding the Fourth Proportional to 244,157.20, 336,907.44 and 136,718.80
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Solution
The fourth proportional to 244,157.20, 336,907.44 and 136,718.80 is: 188,655.43
Step by Step Solution
- Step 1: Write the proportion equation
244,157.20 : 336,907.44 = 136,718.80 : x - Step 2: Convert to fraction form
244,157.20/336,907.44 = 136,718.80/x - Step 3: Cross multiply
244,157.20x = 336,907.44 × 136,718.80 - Step 4: Simplify right side
244,157.20x = 46,061,580,907.87 - Step 5: Solve for x
x = 46,061,580,907.87/244,157.20 - Step 6: Final answer
x = 188,655.43
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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.