Finding the Fourth Proportional to 178,907.19, 246,619.02 and 151,582.42
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Solution
The fourth proportional to 178,907.19, 246,619.02 and 151,582.42 is: 208,952.52
Step by Step Solution
- Step 1: Write the proportion equation
178,907.19 : 246,619.02 = 151,582.42 : x - Step 2: Convert to fraction form
178,907.19/246,619.02 = 151,582.42/x - Step 3: Cross multiply
178,907.19x = 246,619.02 × 151,582.42 - Step 4: Simplify right side
178,907.19x = 37,383,108,420.25 - Step 5: Solve for x
x = 37,383,108,420.25/178,907.19 - Step 6: Final answer
x = 208,952.52
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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.