Finding the Fourth Proportional to 189,055.84, 283,645.68 and 161,186.08
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Solution
The fourth proportional to 189,055.84, 283,645.68 and 161,186.08 is: 241,831.91
Step by Step Solution
- Step 1: Write the proportion equation
189,055.84 : 283,645.68 = 161,186.08 : x - Step 2: Convert to fraction form
189,055.84/283,645.68 = 161,186.08/x - Step 3: Cross multiply
189,055.84x = 283,645.68 × 161,186.08 - Step 4: Simplify right side
189,055.84x = 45,719,735,268.13 - Step 5: Solve for x
x = 45,719,735,268.13/189,055.84 - Step 6: Final answer
x = 241,831.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.