Finding the Fourth Proportional to 213,734.24, 294,958.44 and 118,242.80
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Solution
The fourth proportional to 213,734.24, 294,958.44 and 118,242.80 is: 163,177.93
Step by Step Solution
- Step 1: Write the proportion equation
213,734.24 : 294,958.44 = 118,242.80 : x - Step 2: Convert to fraction form
213,734.24/294,958.44 = 118,242.80/x - Step 3: Cross multiply
213,734.24x = 294,958.44 × 118,242.80 - Step 4: Simplify right side
213,734.24x = 34,876,711,829.23 - Step 5: Solve for x
x = 34,876,711,829.23/213,734.24 - Step 6: Final answer
x = 163,177.93
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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.