Finding the Fourth Proportional to 173,686.37, 239,611.09 and 102,034.07
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Solution
The fourth proportional to 173,686.37, 239,611.09 and 102,034.07 is: 140,762.31
Step by Step Solution
- Step 1: Write the proportion equation
173,686.37 : 239,611.09 = 102,034.07 : x - Step 2: Convert to fraction form
173,686.37/239,611.09 = 102,034.07/x - Step 3: Cross multiply
173,686.37x = 239,611.09 × 102,034.07 - Step 4: Simplify right side
173,686.37x = 24,448,493,276.70 - Step 5: Solve for x
x = 24,448,493,276.70/173,686.37 - Step 6: Final answer
x = 140,762.31
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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.