Finding the Fourth Proportional to 192,955.68, 266,336.64 and 117,541.44
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Solution
The fourth proportional to 192,955.68, 266,336.64 and 117,541.44 is: 162,242.40
Step by Step Solution
- Step 1: Write the proportion equation
192,955.68 : 266,336.64 = 117,541.44 : x - Step 2: Convert to fraction form
192,955.68/266,336.64 = 117,541.44/x - Step 3: Cross multiply
192,955.68x = 266,336.64 × 117,541.44 - Step 4: Simplify right side
192,955.68x = 31,305,592,190.36 - Step 5: Solve for x
x = 31,305,592,190.36/192,955.68 - Step 6: Final answer
x = 162,242.40
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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.