Finding the Fourth Proportional to 195,828.19, 270,243.80 and 110,961.79
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Solution
The fourth proportional to 195,828.19, 270,243.80 and 110,961.79 is: 153,127.78
Step by Step Solution
- Step 1: Write the proportion equation
195,828.19 : 270,243.80 = 110,961.79 : x - Step 2: Convert to fraction form
195,828.19/270,243.80 = 110,961.79/x - Step 3: Cross multiply
195,828.19x = 270,243.80 × 110,961.79 - Step 4: Simplify right side
195,828.19x = 29,986,735,784.40 - Step 5: Solve for x
x = 29,986,735,784.40/195,828.19 - Step 6: Final answer
x = 153,127.78
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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.