Finding the Fourth Proportional to 214,259.92, 295,660.13 and 122,378.75
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Solution
The fourth proportional to 214,259.92, 295,660.13 and 122,378.75 is: 168,872.07
Step by Step Solution
- Step 1: Write the proportion equation
214,259.92 : 295,660.13 = 122,378.75 : x - Step 2: Convert to fraction form
214,259.92/295,660.13 = 122,378.75/x - Step 3: Cross multiply
214,259.92x = 295,660.13 × 122,378.75 - Step 4: Simplify right side
214,259.92x = 36,182,516,152.77 - Step 5: Solve for x
x = 36,182,516,152.77/214,259.92 - Step 6: Final answer
x = 168,872.07
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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.