Finding the Fourth Proportional to 246,917.64, 340,746.36 and 133,740.42
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Solution
The fourth proportional to 246,917.64, 340,746.36 and 133,740.42 is: 184,561.79
Step by Step Solution
- Step 1: Write the proportion equation
246,917.64 : 340,746.36 = 133,740.42 : x - Step 2: Convert to fraction form
246,917.64/340,746.36 = 133,740.42/x - Step 3: Cross multiply
246,917.64x = 340,746.36 × 133,740.42 - Step 4: Simplify right side
246,917.64x = 45,571,561,299.87 - Step 5: Solve for x
x = 45,571,561,299.87/246,917.64 - Step 6: Final answer
x = 184,561.79
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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.