Finding the Fourth Proportional to 179,831.97, 248,164.34 and 98,157.53
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Solution
The fourth proportional to 179,831.97, 248,164.34 and 98,157.53 is: 135,455.33
Step by Step Solution
- Step 1: Write the proportion equation
179,831.97 : 248,164.34 = 98,157.53 : x - Step 2: Convert to fraction form
179,831.97/248,164.34 = 98,157.53/x - Step 3: Cross multiply
179,831.97x = 248,164.34 × 98,157.53 - Step 4: Simplify right side
179,831.97x = 24,359,198,778.10 - Step 5: Solve for x
x = 24,359,198,778.10/179,831.97 - Step 6: Final answer
x = 135,455.33
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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.