Finding the Fourth Proportional to 149,432.68, 224,149.74 and 44,253.64
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Solution
The fourth proportional to 149,432.68, 224,149.74 and 44,253.64 is: 66,380.67
Step by Step Solution
- Step 1: Write the proportion equation
149,432.68 : 224,149.74 = 44,253.64 : x - Step 2: Convert to fraction form
149,432.68/224,149.74 = 44,253.64/x - Step 3: Cross multiply
149,432.68x = 224,149.74 × 44,253.64 - Step 4: Simplify right side
149,432.68x = 9,919,441,900.05 - Step 5: Solve for x
x = 9,919,441,900.05/149,432.68 - Step 6: Final answer
x = 66,380.67
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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.