Finding the Fourth Proportional to 66,913.68, 100,349.58 and 24,213.72
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Solution
The fourth proportional to 66,913.68, 100,349.58 and 24,213.72 is: 36,313.00
Step by Step Solution
- Step 1: Write the proportion equation
66,913.68 : 100,349.58 = 24,213.72 : x - Step 2: Convert to fraction form
66,913.68/100,349.58 = 24,213.72/x - Step 3: Cross multiply
66,913.68x = 100,349.58 × 24,213.72 - Step 4: Simplify right side
66,913.68x = 2,429,836,632.24 - Step 5: Solve for x
x = 2,429,836,632.24/66,913.68 - Step 6: Final answer
x = 36,313.00
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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.