Finding the Fourth Proportional to 192,551.76, 265,721.49 and 107,669.07
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Solution
The fourth proportional to 192,551.76, 265,721.49 and 107,669.07 is: 148,583.35
Step by Step Solution
- Step 1: Write the proportion equation
192,551.76 : 265,721.49 = 107,669.07 : x - Step 2: Convert to fraction form
192,551.76/265,721.49 = 107,669.07/x - Step 3: Cross multiply
192,551.76x = 265,721.49 × 107,669.07 - Step 4: Simplify right side
192,551.76x = 28,609,985,707.31 - Step 5: Solve for x
x = 28,609,985,707.31/192,551.76 - Step 6: Final answer
x = 148,583.35
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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.