Finding the Fourth Proportional to 213,599.29, 294,768.53 and 116,803.57
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Solution
The fourth proportional to 213,599.29, 294,768.53 and 116,803.57 is: 161,189.75
Step by Step Solution
- Step 1: Write the proportion equation
213,599.29 : 294,768.53 = 116,803.57 : x - Step 2: Convert to fraction form
213,599.29/294,768.53 = 116,803.57/x - Step 3: Cross multiply
213,599.29x = 294,768.53 × 116,803.57 - Step 4: Simplify right side
213,599.29x = 34,430,016,043.63 - Step 5: Solve for x
x = 34,430,016,043.63/213,599.29 - Step 6: Final answer
x = 161,189.75
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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.