Finding the Fourth Proportional to 66,909.24, 100,363.68 and 36,922.05
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Solution
The fourth proportional to 66,909.24, 100,363.68 and 36,922.05 is: 55,382.98
Step by Step Solution
- Step 1: Write the proportion equation
66,909.24 : 100,363.68 = 36,922.05 : x - Step 2: Convert to fraction form
66,909.24/100,363.68 = 36,922.05/x - Step 3: Cross multiply
66,909.24x = 100,363.68 × 36,922.05 - Step 4: Simplify right side
66,909.24x = 3,705,632,811.14 - Step 5: Solve for x
x = 3,705,632,811.14/66,909.24 - Step 6: Final answer
x = 55,382.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.