Finding the Fourth Proportional to 212,227.44, 292,867.70 and 116,734.12
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Solution
The fourth proportional to 212,227.44, 292,867.70 and 116,734.12 is: 161,089.69
Step by Step Solution
- Step 1: Write the proportion equation
212,227.44 : 292,867.70 = 116,734.12 : x - Step 2: Convert to fraction form
212,227.44/292,867.70 = 116,734.12/x - Step 3: Cross multiply
212,227.44x = 292,867.70 × 116,734.12 - Step 4: Simplify right side
212,227.44x = 34,187,653,235.92 - Step 5: Solve for x
x = 34,187,653,235.92/212,227.44 - Step 6: Final answer
x = 161,089.69
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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.