Finding the Fourth Proportional to 246,464.14, 340,121.90 and 137,573.42
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Solution
The fourth proportional to 246,464.14, 340,121.90 and 137,573.42 is: 189,852.09
Step by Step Solution
- Step 1: Write the proportion equation
246,464.14 : 340,121.90 = 137,573.42 : x - Step 2: Convert to fraction form
246,464.14/340,121.90 = 137,573.42/x - Step 3: Cross multiply
246,464.14x = 340,121.90 × 137,573.42 - Step 4: Simplify right side
246,464.14x = 46,791,732,999.90 - Step 5: Solve for x
x = 46,791,732,999.90/246,464.14 - Step 6: Final answer
x = 189,852.09
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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.