Finding the Fourth Proportional to 186,178.94, 256,928.08 and 101,296.62
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Solution
The fourth proportional to 186,178.94, 256,928.08 and 101,296.62 is: 139,789.96
Step by Step Solution
- Step 1: Write the proportion equation
186,178.94 : 256,928.08 = 101,296.62 : x - Step 2: Convert to fraction form
186,178.94/256,928.08 = 101,296.62/x - Step 3: Cross multiply
186,178.94x = 256,928.08 × 101,296.62 - Step 4: Simplify right side
186,178.94x = 26,025,946,087.09 - Step 5: Solve for x
x = 26,025,946,087.09/186,178.94 - Step 6: Final answer
x = 139,789.96
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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.