Finding the Fourth Proportional to 189,134.48, 283,646.36 and 155,771.79
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Solution
The fourth proportional to 189,134.48, 283,646.36 and 155,771.79 is: 233,612.09
Step by Step Solution
- Step 1: Write the proportion equation
189,134.48 : 283,646.36 = 155,771.79 : x - Step 2: Convert to fraction form
189,134.48/283,646.36 = 155,771.79/x - Step 3: Cross multiply
189,134.48x = 283,646.36 × 155,771.79 - Step 4: Simplify right side
189,134.48x = 44,184,100,445.33 - Step 5: Solve for x
x = 44,184,100,445.33/189,134.48 - Step 6: Final answer
x = 233,612.09
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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.