Finding the Fourth Proportional to 71,283.17, 106,922.37 and 33,870.08
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Solution
The fourth proportional to 71,283.17, 106,922.37 and 33,870.08 is: 50,803.99
Step by Step Solution
- Step 1: Write the proportion equation
71,283.17 : 106,922.37 = 33,870.08 : x - Step 2: Convert to fraction form
71,283.17/106,922.37 = 33,870.08/x - Step 3: Cross multiply
71,283.17x = 106,922.37 × 33,870.08 - Step 4: Simplify right side
71,283.17x = 3,621,469,225.69 - Step 5: Solve for x
x = 3,621,469,225.69/71,283.17 - Step 6: Final answer
x = 50,803.99
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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.