Finding the Fourth Proportional to 83,392.62, 125,095.81 and 27,231.48
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Solution
The fourth proportional to 83,392.62, 125,095.81 and 27,231.48 is: 40,849.47
Step by Step Solution
- Step 1: Write the proportion equation
83,392.62 : 125,095.81 = 27,231.48 : x - Step 2: Convert to fraction form
83,392.62/125,095.81 = 27,231.48/x - Step 3: Cross multiply
83,392.62x = 125,095.81 × 27,231.48 - Step 4: Simplify right side
83,392.62x = 3,406,544,048.10 - Step 5: Solve for x
x = 3,406,544,048.10/83,392.62 - Step 6: Final answer
x = 40,849.47
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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.