Finding the Fourth Proportional to 214,440.30, 295,963.10 and 118,977.75
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Solution
The fourth proportional to 214,440.30, 295,963.10 and 118,977.75 is: 164,208.98
Step by Step Solution
- Step 1: Write the proportion equation
214,440.30 : 295,963.10 = 118,977.75 : x - Step 2: Convert to fraction form
214,440.30/295,963.10 = 118,977.75/x - Step 3: Cross multiply
214,440.30x = 295,963.10 × 118,977.75 - Step 4: Simplify right side
214,440.30x = 35,213,023,721.03 - Step 5: Solve for x
x = 35,213,023,721.03/214,440.30 - Step 6: Final answer
x = 164,208.98
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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.