Finding the Fourth Proportional to 133,558.08, 184,310.16 and 73,132.44
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Solution
The fourth proportional to 133,558.08, 184,310.16 and 73,132.44 is: 100,922.77
Step by Step Solution
- Step 1: Write the proportion equation
133,558.08 : 184,310.16 = 73,132.44 : x - Step 2: Convert to fraction form
133,558.08/184,310.16 = 73,132.44/x - Step 3: Cross multiply
133,558.08x = 184,310.16 × 73,132.44 - Step 4: Simplify right side
133,558.08x = 13,479,051,717.59 - Step 5: Solve for x
x = 13,479,051,717.59/133,558.08 - Step 6: Final answer
x = 100,922.77
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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.