Finding the Fourth Proportional to 191,586.42, 264,397.47 and 106,703.49
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Solution
The fourth proportional to 191,586.42, 264,397.47 and 106,703.49 is: 147,255.39
Step by Step Solution
- Step 1: Write the proportion equation
191,586.42 : 264,397.47 = 106,703.49 : x - Step 2: Convert to fraction form
191,586.42/264,397.47 = 106,703.49/x - Step 3: Cross multiply
191,586.42x = 264,397.47 × 106,703.49 - Step 4: Simplify right side
191,586.42x = 28,212,132,796.17 - Step 5: Solve for x
x = 28,212,132,796.17/191,586.42 - Step 6: Final answer
x = 147,255.39
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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.