Finding the Fourth Proportional to 195,347.63, 269,581.35 and 105,923.63
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Solution
The fourth proportional to 195,347.63, 269,581.35 and 105,923.63 is: 146,175.48
Step by Step Solution
- Step 1: Write the proportion equation
195,347.63 : 269,581.35 = 105,923.63 : x - Step 2: Convert to fraction form
195,347.63/269,581.35 = 105,923.63/x - Step 3: Cross multiply
195,347.63x = 269,581.35 × 105,923.63 - Step 4: Simplify right side
195,347.63x = 28,555,033,824.39 - Step 5: Solve for x
x = 28,555,033,824.39/195,347.63 - Step 6: Final answer
x = 146,175.48
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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.