Finding the Fourth Proportional to 178,661.63, 246,668.42 and 110,750.83
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Solution
The fourth proportional to 178,661.63, 246,668.42 and 110,750.83 is: 152,907.66
Step by Step Solution
- Step 1: Write the proportion equation
178,661.63 : 246,668.42 = 110,750.83 : x - Step 2: Convert to fraction form
178,661.63/246,668.42 = 110,750.83/x - Step 3: Cross multiply
178,661.63x = 246,668.42 × 110,750.83 - Step 4: Simplify right side
178,661.63x = 27,318,732,249.79 - Step 5: Solve for x
x = 27,318,732,249.79/178,661.63 - Step 6: Final answer
x = 152,907.66
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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.