Finding the Fourth Proportional to 244,378.02, 337,245.75 and 136,972.02
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Solution
The fourth proportional to 244,378.02, 337,245.75 and 136,972.02 is: 189,023.68
Step by Step Solution
- Step 1: Write the proportion equation
244,378.02 : 337,245.75 = 136,972.02 : x - Step 2: Convert to fraction form
244,378.02/337,245.75 = 136,972.02/x - Step 3: Cross multiply
244,378.02x = 337,245.75 × 136,972.02 - Step 4: Simplify right side
244,378.02x = 46,193,231,613.92 - Step 5: Solve for x
x = 46,193,231,613.92/244,378.02 - Step 6: Final answer
x = 189,023.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.