Finding the Fourth Proportional to 75,936.08, 113,904.12 and 22,628.88
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Solution
The fourth proportional to 75,936.08, 113,904.12 and 22,628.88 is: 33,943.32
Step by Step Solution
- Step 1: Write the proportion equation
75,936.08 : 113,904.12 = 22,628.88 : x - Step 2: Convert to fraction form
75,936.08/113,904.12 = 22,628.88/x - Step 3: Cross multiply
75,936.08x = 113,904.12 × 22,628.88 - Step 4: Simplify right side
75,936.08x = 2,577,522,662.99 - Step 5: Solve for x
x = 2,577,522,662.99/75,936.08 - Step 6: Final answer
x = 33,943.32
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Similar ratio
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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.