Finding the Fourth Proportional to 83,995.84, 125,952.70 and 36,650.94
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Solution
The fourth proportional to 83,995.84, 125,952.70 and 36,650.94 is: 54,958.49
Step by Step Solution
- Step 1: Write the proportion equation
83,995.84 : 125,952.70 = 36,650.94 : x - Step 2: Convert to fraction form
83,995.84/125,952.70 = 36,650.94/x - Step 3: Cross multiply
83,995.84x = 125,952.70 × 36,650.94 - Step 4: Simplify right side
83,995.84x = 4,616,284,850.54 - Step 5: Solve for x
x = 4,616,284,850.54/83,995.84 - Step 6: Final answer
x = 54,958.49
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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.