Finding the Fourth Proportional to 83,836.49, 125,756.89 and 24,674.09
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Solution
The fourth proportional to 83,836.49, 125,756.89 and 24,674.09 is: 37,011.76
Step by Step Solution
- Step 1: Write the proportion equation
83,836.49 : 125,756.89 = 24,674.09 : x - Step 2: Convert to fraction form
83,836.49/125,756.89 = 24,674.09/x - Step 3: Cross multiply
83,836.49x = 125,756.89 × 24,674.09 - Step 4: Simplify right side
83,836.49x = 3,102,936,131.51 - Step 5: Solve for x
x = 3,102,936,131.51/83,836.49 - Step 6: Final answer
x = 37,011.76
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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.