Finding the Fourth Proportional to 214,634.21, 296,189.76 and 117,837.59
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Solution
The fourth proportional to 214,634.21, 296,189.76 and 117,837.59 is: 162,612.88
Step by Step Solution
- Step 1: Write the proportion equation
214,634.21 : 296,189.76 = 117,837.59 : x - Step 2: Convert to fraction form
214,634.21/296,189.76 = 117,837.59/x - Step 3: Cross multiply
214,634.21x = 296,189.76 × 117,837.59 - Step 4: Simplify right side
214,634.21x = 34,902,287,501.08 - Step 5: Solve for x
x = 34,902,287,501.08/214,634.21 - Step 6: Final answer
x = 162,612.88
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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.