Finding the Fourth Proportional to 80,831.67, 121,247.51 and 24,672.06
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Solution
The fourth proportional to 80,831.67, 121,247.51 and 24,672.06 is: 37,008.09
Step by Step Solution
- Step 1: Write the proportion equation
80,831.67 : 121,247.51 = 24,672.06 : x - Step 2: Convert to fraction form
80,831.67/121,247.51 = 24,672.06/x - Step 3: Cross multiply
80,831.67x = 121,247.51 × 24,672.06 - Step 4: Simplify right side
80,831.67x = 2,991,425,718.21 - Step 5: Solve for x
x = 2,991,425,718.21/80,831.67 - Step 6: Final answer
x = 37,008.09
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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.