Finding the Fourth Proportional to 71,824.08, 107,692.08 and 27,403.20
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Solution
The fourth proportional to 71,824.08, 107,692.08 and 27,403.20 is: 41,088.00
Step by Step Solution
- Step 1: Write the proportion equation
71,824.08 : 107,692.08 = 27,403.20 : x - Step 2: Convert to fraction form
71,824.08/107,692.08 = 27,403.20/x - Step 3: Cross multiply
71,824.08x = 107,692.08 × 27,403.20 - Step 4: Simplify right side
71,824.08x = 2,951,107,606.66 - Step 5: Solve for x
x = 2,951,107,606.66/71,824.08 - Step 6: Final answer
x = 41,088.00
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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.