Finding the Fourth Proportional to 71,338.24, 106,955.52 and 29,797.12
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Solution
The fourth proportional to 71,338.24, 106,955.52 and 29,797.12 is: 44,674.03
Step by Step Solution
- Step 1: Write the proportion equation
71,338.24 : 106,955.52 = 29,797.12 : x - Step 2: Convert to fraction form
71,338.24/106,955.52 = 29,797.12/x - Step 3: Cross multiply
71,338.24x = 106,955.52 × 29,797.12 - Step 4: Simplify right side
71,338.24x = 3,186,966,464.10 - Step 5: Solve for x
x = 3,186,966,464.10/71,338.24 - Step 6: Final answer
x = 44,674.03
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1.5x scale
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.