Finding the Fourth Proportional to 246,831.93, 340,629.17 and 133,655.49
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Solution
The fourth proportional to 246,831.93, 340,629.17 and 133,655.49 is: 184,445.17
Step by Step Solution
- Step 1: Write the proportion equation
246,831.93 : 340,629.17 = 133,655.49 : x - Step 2: Convert to fraction form
246,831.93/340,629.17 = 133,655.49/x - Step 3: Cross multiply
246,831.93x = 340,629.17 × 133,655.49 - Step 4: Simplify right side
246,831.93x = 45,526,957,956.37 - Step 5: Solve for x
x = 45,526,957,956.37/246,831.93 - Step 6: Final answer
x = 184,445.17
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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.