Finding the Fourth Proportional to 213,212.06, 294,233.21 and 116,416.05
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Solution
The fourth proportional to 213,212.06, 294,233.21 and 116,416.05 is: 160,654.46
Step by Step Solution
- Step 1: Write the proportion equation
213,212.06 : 294,233.21 = 116,416.05 : x - Step 2: Convert to fraction form
213,212.06/294,233.21 = 116,416.05/x - Step 3: Cross multiply
213,212.06x = 294,233.21 × 116,416.05 - Step 4: Simplify right side
213,212.06x = 34,253,468,493.19 - Step 5: Solve for x
x = 34,253,468,493.19/213,212.06 - Step 6: Final answer
x = 160,654.46
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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.