Finding the Fourth Proportional to 192,175.80, 288,177.30 and 73,807.80
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Solution
The fourth proportional to 192,175.80, 288,177.30 and 73,807.80 is: 110,678.52
Step by Step Solution
- Step 1: Write the proportion equation
192,175.80 : 288,177.30 = 73,807.80 : x - Step 2: Convert to fraction form
192,175.80/288,177.30 = 73,807.80/x - Step 3: Cross multiply
192,175.80x = 288,177.30 × 73,807.80 - Step 4: Simplify right side
192,175.80x = 21,269,732,522.94 - Step 5: Solve for x
x = 21,269,732,522.94/192,175.80 - Step 6: Final answer
x = 110,678.52
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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.