Finding the Fourth Proportional to 246,558.66, 340,247.63 and 137,664.68
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Solution
The fourth proportional to 246,558.66, 340,247.63 and 137,664.68 is: 189,975.39
Step by Step Solution
- Step 1: Write the proportion equation
246,558.66 : 340,247.63 = 137,664.68 : x - Step 2: Convert to fraction form
246,558.66/340,247.63 = 137,664.68/x - Step 3: Cross multiply
246,558.66x = 340,247.63 × 137,664.68 - Step 4: Simplify right side
246,558.66x = 46,840,078,715.15 - Step 5: Solve for x
x = 46,840,078,715.15/246,558.66 - Step 6: Final answer
x = 189,975.39
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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.