Finding the Fourth Proportional to 149,708.43, 224,679.96 and 104,435.31
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Solution
The fourth proportional to 149,708.43, 224,679.96 and 104,435.31 is: 156,734.80
Step by Step Solution
- Step 1: Write the proportion equation
149,708.43 : 224,679.96 = 104,435.31 : x - Step 2: Convert to fraction form
149,708.43/224,679.96 = 104,435.31/x - Step 3: Cross multiply
149,708.43x = 224,679.96 × 104,435.31 - Step 4: Simplify right side
149,708.43x = 23,464,520,751.21 - Step 5: Solve for x
x = 23,464,520,751.21/149,708.43 - Step 6: Final answer
x = 156,734.80
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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.