Finding the Fourth Proportional to 121,417.07, 182,112.53 and 32,679.54
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Solution
The fourth proportional to 121,417.07, 182,112.53 and 32,679.54 is: 49,015.79
Step by Step Solution
- Step 1: Write the proportion equation
121,417.07 : 182,112.53 = 32,679.54 : x - Step 2: Convert to fraction form
121,417.07/182,112.53 = 32,679.54/x - Step 3: Cross multiply
121,417.07x = 182,112.53 × 32,679.54 - Step 4: Simplify right side
121,417.07x = 5,951,353,545.24 - Step 5: Solve for x
x = 5,951,353,545.24/121,417.07 - Step 6: Final answer
x = 49,015.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.