Finding the Fourth Proportional to 83,517.84, 125,281.68 and 27,363.84
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Solution
The fourth proportional to 83,517.84, 125,281.68 and 27,363.84 is: 41,047.37
Step by Step Solution
- Step 1: Write the proportion equation
83,517.84 : 125,281.68 = 27,363.84 : x - Step 2: Convert to fraction form
83,517.84/125,281.68 = 27,363.84/x - Step 3: Cross multiply
83,517.84x = 125,281.68 × 27,363.84 - Step 4: Simplify right side
83,517.84x = 3,428,187,846.45 - Step 5: Solve for x
x = 3,428,187,846.45/83,517.84 - Step 6: Final answer
x = 41,047.37
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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.