Finding the Fourth Proportional to 66,718.68, 100,117.49 and 24,628.07
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Solution
The fourth proportional to 66,718.68, 100,117.49 and 24,628.07 is: 36,956.67
Step by Step Solution
- Step 1: Write the proportion equation
66,718.68 : 100,117.49 = 24,628.07 : x - Step 2: Convert to fraction form
66,718.68/100,117.49 = 24,628.07/x - Step 3: Cross multiply
66,718.68x = 100,117.49 × 24,628.07 - Step 4: Simplify right side
66,718.68x = 2,465,699,928.22 - Step 5: Solve for x
x = 2,465,699,928.22/66,718.68 - Step 6: Final answer
x = 36,956.67
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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.