Finding the Fourth Proportional to 170,336.94, 255,731.49 and 145,536.36
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Solution
The fourth proportional to 170,336.94, 255,731.49 and 145,536.36 is: 218,497.70
Step by Step Solution
- Step 1: Write the proportion equation
170,336.94 : 255,731.49 = 145,536.36 : x - Step 2: Convert to fraction form
170,336.94/255,731.49 = 145,536.36/x - Step 3: Cross multiply
170,336.94x = 255,731.49 × 145,536.36 - Step 4: Simplify right side
170,336.94x = 37,218,230,191.98 - Step 5: Solve for x
x = 37,218,230,191.98/170,336.94 - Step 6: Final answer
x = 218,497.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.