Finding the Fourth Proportional to 189,749.36, 284,613.78 and 96,252.68
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Solution
The fourth proportional to 189,749.36, 284,613.78 and 96,252.68 is: 144,373.82
Step by Step Solution
- Step 1: Write the proportion equation
189,749.36 : 284,613.78 = 96,252.68 : x - Step 2: Convert to fraction form
189,749.36/284,613.78 = 96,252.68/x - Step 3: Cross multiply
189,749.36x = 284,613.78 × 96,252.68 - Step 4: Simplify right side
189,749.36x = 27,394,839,089.93 - Step 5: Solve for x
x = 27,394,839,089.93/189,749.36 - Step 6: Final answer
x = 144,373.82
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1.5x scale
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.