Finding the Fourth Proportional to 214,478.36, 295,956.12 and 118,961.12
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Solution
The fourth proportional to 214,478.36, 295,956.12 and 118,961.12 is: 164,153.02
Step by Step Solution
- Step 1: Write the proportion equation
214,478.36 : 295,956.12 = 118,961.12 : x - Step 2: Convert to fraction form
214,478.36/295,956.12 = 118,961.12/x - Step 3: Cross multiply
214,478.36x = 295,956.12 × 118,961.12 - Step 4: Simplify right side
214,478.36x = 35,207,271,506.05 - Step 5: Solve for x
x = 35,207,271,506.05/214,478.36 - Step 6: Final answer
x = 164,153.02
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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.