Finding the Fourth Proportional to 163,728.14, 225,862.16 and 95,700.68
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Solution
The fourth proportional to 163,728.14, 225,862.16 and 95,700.68 is: 132,018.61
Step by Step Solution
- Step 1: Write the proportion equation
163,728.14 : 225,862.16 = 95,700.68 : x - Step 2: Convert to fraction form
163,728.14/225,862.16 = 95,700.68/x - Step 3: Cross multiply
163,728.14x = 225,862.16 × 95,700.68 - Step 4: Simplify right side
163,728.14x = 21,615,161,168.96 - Step 5: Solve for x
x = 21,615,161,168.96/163,728.14 - Step 6: Final answer
x = 132,018.61
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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.