Finding the Fourth Proportional to 195,582.79, 269,905.13 and 110,716.26
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Solution
The fourth proportional to 195,582.79, 269,905.13 and 110,716.26 is: 152,788.94
Step by Step Solution
- Step 1: Write the proportion equation
195,582.79 : 269,905.13 = 110,716.26 : x - Step 2: Convert to fraction form
195,582.79/269,905.13 = 110,716.26/x - Step 3: Cross multiply
195,582.79x = 269,905.13 × 110,716.26 - Step 4: Simplify right side
195,582.79x = 29,882,886,548.41 - Step 5: Solve for x
x = 29,882,886,548.41/195,582.79 - Step 6: Final answer
x = 152,788.94
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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.