Finding the Fourth Proportional to 149,659.68, 224,499.24 and 44,469.84
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Solution
The fourth proportional to 149,659.68, 224,499.24 and 44,469.84 is: 66,707.65
Step by Step Solution
- Step 1: Write the proportion equation
149,659.68 : 224,499.24 = 44,469.84 : x - Step 2: Convert to fraction form
149,659.68/224,499.24 = 44,469.84/x - Step 3: Cross multiply
149,659.68x = 224,499.24 × 44,469.84 - Step 4: Simplify right side
149,659.68x = 9,983,445,282.92 - Step 5: Solve for x
x = 9,983,445,282.92/149,659.68 - Step 6: Final answer
x = 66,707.65
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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.