Finding the Fourth Proportional to 210,961.06, 291,125.20 and 114,164.84
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Solution
The fourth proportional to 210,961.06, 291,125.20 and 114,164.84 is: 157,546.90
Step by Step Solution
- Step 1: Write the proportion equation
210,961.06 : 291,125.20 = 114,164.84 : x - Step 2: Convert to fraction form
210,961.06/291,125.20 = 114,164.84/x - Step 3: Cross multiply
210,961.06x = 291,125.20 × 114,164.84 - Step 4: Simplify right side
210,961.06x = 33,236,261,877.97 - Step 5: Solve for x
x = 33,236,261,877.97/210,961.06 - Step 6: Final answer
x = 157,546.90
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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.