Finding the Fourth Proportional to 230,454.94, 318,098.12 and 133,683.26
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Solution
The fourth proportional to 230,454.94, 318,098.12 and 133,683.26 is: 184,523.69
Step by Step Solution
- Step 1: Write the proportion equation
230,454.94 : 318,098.12 = 133,683.26 : x - Step 2: Convert to fraction form
230,454.94/318,098.12 = 133,683.26/x - Step 3: Cross multiply
230,454.94x = 318,098.12 × 133,683.26 - Step 4: Simplify right side
230,454.94x = 42,524,394,527.81 - Step 5: Solve for x
x = 42,524,394,527.81/230,454.94 - Step 6: Final answer
x = 184,523.69
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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.