Finding the Fourth Proportional to 254,924.88, 351,757.80 and 147,473.68
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Solution
The fourth proportional to 254,924.88, 351,757.80 and 147,473.68 is: 203,491.39
Step by Step Solution
- Step 1: Write the proportion equation
254,924.88 : 351,757.80 = 147,473.68 : x - Step 2: Convert to fraction form
254,924.88/351,757.80 = 147,473.68/x - Step 3: Cross multiply
254,924.88x = 351,757.80 × 147,473.68 - Step 4: Simplify right side
254,924.88x = 51,875,017,234.70 - Step 5: Solve for x
x = 51,875,017,234.70/254,924.88 - Step 6: Final answer
x = 203,491.39
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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.