Finding the Fourth Proportional to 192,926.52, 266,238.60 and 106,891.08
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Solution
The fourth proportional to 192,926.52, 266,238.60 and 106,891.08 is: 147,509.69
Step by Step Solution
- Step 1: Write the proportion equation
192,926.52 : 266,238.60 = 106,891.08 : x - Step 2: Convert to fraction form
192,926.52/266,238.60 = 106,891.08/x - Step 3: Cross multiply
192,926.52x = 266,238.60 × 106,891.08 - Step 4: Simplify right side
192,926.52x = 28,458,531,491.69 - Step 5: Solve for x
x = 28,458,531,491.69/192,926.52 - Step 6: Final answer
x = 147,509.69
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1.5x scale
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.