Finding the Fourth Proportional to 149,292.24, 223,635.96 and 69,217.44
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Solution
The fourth proportional to 149,292.24, 223,635.96 and 69,217.44 is: 103,685.96
Step by Step Solution
- Step 1: Write the proportion equation
149,292.24 : 223,635.96 = 69,217.44 : x - Step 2: Convert to fraction form
149,292.24/223,635.96 = 69,217.44/x - Step 3: Cross multiply
149,292.24x = 223,635.96 × 69,217.44 - Step 4: Simplify right side
149,292.24x = 15,479,508,643.14 - Step 5: Solve for x
x = 15,479,508,643.14/149,292.24 - Step 6: Final answer
x = 103,685.96
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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.